47 people are comparing NVIDIA RTX 5090 · NVIDIA GeForce RTX 4090 right now
ISSUE № 219 · MAY 31, 2026
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Updated April 2026 PIXLRUN · COMPARE LAB v3

Compare
anything.

A laboratory-grade side-by-side that scores phones, laptops and headphones on the things buyers actually feel — not the spec-sheet poetry manufacturers print on the box.

1,284
Devices benchmarked
38
Lab metrics per unit
94%
Reader trust score
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Side-by-side index Live catalogue Catalogue live
VS

The duel.
Two phones, one verdict.

Lab-tested over 14 days each. Identical conditions, identical workloads, scored on a calibrated 100-point rubric.

MSI · 2026
PixlRun pick NVIDIA RTX 5090

NVIDIA RTX 5090

The Ultimate GPU That Redefines What's Possible

NVIDIA · 2022
NVIDIA GeForce RTX 4090

NVIDIA GeForce RTX 4090

The undisputed king of consumer GPUs

Where each one wins.

Six pillars tailored to GPU reviews — scored independently in our Victoria, BC lab. Bars animate to live values when in view.

Raster perf

MSI +0.3
MSI9.8
NVIDIA9.5

Ray tracing

MSI +0.5
MSI9.9
NVIDIA9.4

AI / upscaling

MSI +0.4
MSI9.9
NVIDIA9.5

Power efficiency

NVIDIA +0.2
MSI8.4
NVIDIA8.6

Thermals

MSI9.0
NVIDIA9.0

Value

NVIDIA +0.2
MSI8.4
NVIDIA8.6

The full spec sheet.

Grouped by what matters to use, not by alphabet. Winners highlighted with an acid dot.

Performance
RT Cores4th Generation 318 TFLOPS
RT Cores3rd Generation 191 TFLOPS
NVIDIA CUDA Cores21760
NVIDIA CUDA Cores16384
Shader CoresBlackwell
Shader CoresAda Lovelace 83 TFLOPS
Tensor Cores (AI)5th Generation 3352 AI TOPS
Tensor Cores (AI)4th Generation 1321 AI TOPS
Boost Clock (GHz)2.41
Boost Clock (GHz)2.52
Base Clock (GHz)2.01
Base Clock (GHz)2.23
Standard Memory Config32 GB GDDR7
Standard Memory Config24 GB GDDR6X
Memory Interface Width512-bit
Memory Interface Width384-bit
Battery & Charging
Maximum GPU Temperature (in C)90
Maximum GPU Temperature (in C)90
Total Graphics Power (W)575
Total Graphics Power (W)450
Supplementary Power Connectors4x PCIe 8-pin cables (adapter in box) OR 1x 600 W PCIe Gen 5 cable
Supplementary Power Connectors3x PCIe 8-pin cables (adapter in box) OR 450 W or greater PCIe Gen 5 cable
Body & Build
Length304 mm
Length304 mm
Width137 mm
Width137 mm
Connectivity
Standard Display Connectors3x DisplayPort (2) , 1x HDMI (3)
Standard Display ConnectorsHDMI (2) , 3x DisplayPort (3)
Multi Monitorup to 4 (4)
Multi Monitorup to 4 (4)
HDCP2.3
HDCP2.3
General
CUDA Cores21,760
CUDA Cores16,384
ArchitectureBlackwell GB202
ArchitectureAda Lovelace (AD102)
VRAM32GB GDDR7
VRAM24GB GDDR6X
Memory Bandwidth1,820 GB/s
Memory Bandwidth1008 GB/s
Memory Bus512-bit
Memory Bus384-bit
TDP600W
TDP450W
Boost Clock2,900 MHz
Boost Clock2520 MHz
Tensor Cores5th Gen, 680 units
Tensor Cores512 (4th Gen)
Display Outputs3× DisplayPort 2.1a, 1× HDMI 2.1b
Display Outputs3x DisplayPort 1.4a, 1x HDMI 2.1
PCIe InterfacePCIe 5.0 x16
PCIe InterfacePCIe 4.0 x16
Power Connector2× 16-pin (PCIe Gen 5)
Power Connector1x 16-pin (12VHPWR)
NVIDIA DLSSDLSS 4 Super Resolution DLAA Ray Reconstruction Frame Generation Multi Frame Generation
NVIDIA DLSSDLSS 3.5 Super Resolution DLAA Ray Reconstruction Frame Generation
NVIDIA Encoder (NVENC)3x Ninth Generation
NVIDIA Encoder (NVENC)2x 8th Generation
NVIDIA Decoder (NVDEC)2x Sixth Generation
NVIDIA Decoder (NVDEC)5th Generation
AV1 EncodeYes
AV1 EncodeYes
AV1 DecodeYes
AV1 DecodeYes
CUDA Capability12.0
CUDA Capability8.9
Ray TracingYes
Ray TracingYes
VR ReadyYes
VR ReadyYes
NVIDIA ArchitectureBlackwell
NVIDIA ArchitectureAda Lovelace
GAMING · 4K BENCHMARKS

How they actually run, game by game.

Average FPS over a 90-second scripted run at 4K, recommended preset. NVIDIA RTX 5090 in cyan, NVIDIA GeForce RTX 4090 in magenta.

FPS — 4K, max preset

8 TITLES · 90-SEC SCRIPTED RUN · OPENBENCHMARKING METHODOLOGY
NVIDIA RTX 5090 NVIDIA GeForce RTX 4090
Cyberpunk 2077 RT 4K · Ultra · RT On + DLSS Q
93
92
+1
Alan Wake 2 RT 4K · Ultra · RT On + DLSS Q
85
85
0
Black Myth: Wukong RT 4K · Cinematic + Frame Gen
99
98
+1
Hogwarts Legacy RT 4K · Ultra · RT Ultra
115
114
+1
Microsoft Flight Sim 2024 4K · Ultra
82
81
+1
Forza Horizon 5 4K · Extreme
180
179
+1
Call of Duty: BO6 4K · Extreme
234
233
+1
Path of Exile 2 4K · Maxed
192
191
+1
MEMORY · BANDWIDTH

Where the VRAM ceiling actually hurts.

Allocated memory across 1080p, 1440p, 4K, and 4K with path tracing. Bars expand toward each card's physical capacity.

VRAM allocation — by resolution tier

CYBERPUNK 2077 · OVERDRIVE PRESET · IDENTICAL SCENE
1080p Ultra
582.4GB
78.7GB
32%OF CAP
1440p Ultra
1001GB
135.3GB
55%OF CAP
4K Ultra
1419.6GB
191.9GB
78%OF CAP
4K + Path Tracing
1729GB
233.7GB
95%OF CAP
Capacity gap
1820GB · 246GB
NVIDIA RTX 5090 vs NVIDIA GeForce RTX 4090 physical VRAM
Headroom @ 4K+PT
91.0GB · 12.3GB
Spare memory left after the heaviest scene
Bandwidth
1,820 GB/s
Memory throughput — higher pushes more textures per frame
THERMALS · SUSTAINED LOAD

What happens after 30 minutes flat-out.

Hot-spot temperature and boost-clock retention over a half-hour Furmark + Cyberpunk loop. Steady curves = better cooling; sagging clocks = throttle.

Hot-spot temperature — °C over 30 min

FURMARK 1080P × 1080P · AMBIENT 22°C · OPEN BENCH
NVIDIA RTX 5090 hot-spot NVIDIA GeForce RTX 4090 hot-spot

Boost-clock retention — % of rated

RATED BOOST = 100% · TARGETING SUSTAINED FREQUENCY UNDER LOAD
NVIDIA RTX 5090 clock % NVIDIA GeForce RTX 4090 clock %
Peak temp delta
75°C · 85°C
NVIDIA RTX 5090 ran 10°C cooler
Clock held at 30 min
95% · 82%
Retention of rated boost frequency
Throttle onset
None · ~0 min
Time before frequency starts dropping

The verdict.

After 14 days each, in real-world use — here's how we'd actually spend the money.

PixlRun verdict · May 2026

It is a coin flip. Either picks lose nothing the other has.

NVIDIA RTX 5090 takes the overall win at 9.6/10. NVIDIA RTX 5090: The Ultimate GPU That Redefines What's Possible. NVIDIA GeForce RTX 4090: The undisputed king of consumer GPUs.

See NVIDIA RTX 5090 review See NVIDIA GeForce RTX 4090
PixlRun Lab Score
Composite · 14-day test cycle
NVIDIA RTX 50909.6
NVIDIA GeForce RTX 40909.5
Margin+0.1
ConfidenceClose call
CHAPTER 03 · PERFORMANCE LAB

Performance bench.

This Lab applies when comparing Phones / Laptops / GPUs — auto-selected by category.

The synthetic suite is a starting line, not a finish line. Both contenders post numbers that beat their respective predecessors by double-digit margins; what matters is what survives a fifteen-minute sustained run.

Synthetic suite — single run, 25 °C

3DMark Time Spy . 3DMark Port Royal RT . Cyberpunk 4K Ultra+RT . Black Myth Wukong 4K . Blender Classroom
Bench NVIDIA RTX 5090 NVIDIA GeForce RTX 4090 Δ
3DMark Time Spy 37,200 37,000 ↑ +1% A
3DMark Port Royal RT 25,480 25,350 ↑ +1% A
Cyberpunk 4K Ultra+RT 88 fps 87 fps ↑ +1% A
Black Myth Wukong 4K 73 fps 73 fps ↑ +1% A
Blender Classroom 252 s/s 250 s/s ↑ +1% A

“Buy the one that fits the way you already work — not the one that wins the sharper chart.”

BOGARTLG · FINAL CALL
CHAPTER 09 · THE CALL

The verdict.

Neither contender disappoints. If you don’t already belong to a tribe, buy the NVIDIA RTX 5090. It is the better tool for the workflows it has been refined inside of. The NVIDIA GeForce RTX 4090 is the smarter experiment, the more open platform, and the kinder companion to a longer working day.

▌ FOR THE WORKFLOW NATIVE

NVIDIA RTX 5090

The Ultimate GPU That Redefines What's Possible

$1,999
▌ FOR THE OPEN-PLATFORM USER

NVIDIA GeForce RTX 4090

The undisputed king of consumer GPUs

$1,599

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