NVIDIA GeForce RTX 4090 vs AMD Radeon RX 7900 XTX Full Specs

Summary

16,384 Shaders 2.52GHz	6,144 Shaders 2.5GHz
24GB GDDR6X1.01TB/s	24GB GDDR6960GB/s
Peak·FP32·FP16 82.58 TFLOPS	Peak·FP32·FP16 61.44 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 450W	TDP 355W
Power Connectors 1x 16-Pin 12VHPWR -	Power Connectors - 2x 8-Pin

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP8-16 FP8-16 Tensor Sparse Tensor FP8-32 FP8-32 Tensor Sparse Tensor FP16-16 FP16-16 Tensor Sparse Tensor FP16-32 FP16-32 Tensor Sparse FP64 BF16 Tensor BF16 BF16 Tensor Sparse Tensor TF32 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

GeForce RTX 40902.64 POPSINT4 Tensor Sparse

x10.75

Radeon RX 7900 XTX245.8 TOPSINT4 Tensor

x1

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Theoretical Performance

Clock Speed2520MHz UC·Base·Boost·OC	Clock Speed2500MHz UC·Base·Boost·OC
Peak OPS 2.64 POPSINT4 Tensor Sparse	Peak OPS 245.8 TOPSINT4 Tensor
Tensor FP8-16 660.6 TFLOPS FP8-16 Tensor Sparse 1.32 PFLOPS Tensor FP8-32 330.3 TFLOPS FP8-32 Tensor Sparse 660.6 TFLOPS	-
Tensor FP16-16 330.3 TFLOPS FP16-16 Tensor Sparse 660.6 TFLOPS Tensor FP16-32 165.2 TFLOPS FP16-32 Tensor Sparse 330.3 TFLOPS	Tensor FP16-16 61.44 TFLOPS FP16-16 Tensor Sparse - Tensor FP16-32 61.44 TFLOPS FP16-32 Tensor Sparse -
BF16 82.58 TFLOPS Tensor BF16 165.2 TFLOPS BF16 Tensor Sparse 330.3 TFLOPS	BF16 122.9 TFLOPS Tensor BF16 61.44 TFLOPS BF16 Tensor Sparse -
Tensor TF32 82.58 TFLOPS	Tensor TF32 -
FP32 82.58 TFLOPS	FP32 61.44 TFLOPS
FP64 1.29 TFLOPS	FP64 1.92 TFLOPS
Tensor INT4 1.32 POPS	Tensor INT4 245.8 TOPS
Tensor INT8 660.6 TOPS	Tensor INT8 61.44 TOPS
Ray 190.9 TOPS	Ray -
Pixel Rate 443.5 GPixel/s	Pixel Rate 480 GPixel/s
Texture Rate 1.29 TTexel/s	Texture Rate 960 GTexel/s

Core Config

Shaders 16,384 Shaders	Shaders 6,144 Shaders
TMUs 512 TMUs	TMUs 384 TMUs
ROPs 176 ROPs	ROPs 192 ROPs
Tensor Cores 512 T-Cores	Tensor Cores 192 T-Cores
RT Cores 128 RT-Cores	RT Cores 96 RT-Cores
SMs 128 SMs	CUs 96 CUs

Clocks

Base Clock 2.23GHz	Base Clock 1.9GHz
Boost Clock 2.52GHz	Boost Clock 2.5GHz

Cache

L2 Cache 73.7MB shared	L2 Cache 6.1MB shared
L3 Cache -	L3 Cache 96MB shared
L3 Bandwidth -	L3 Bandwidth 3.5TB/s

Memory

24GB GDDR6X	24GB GDDR6
Memory Bus 384-bit	Memory Bus 384-bit
Memory Speed 21GT/s	Memory Speed 20GT/s
Memory Bandwidth 1.01TB/s	Memory Bandwidth 960GB/s
ECC No	ECC No

Power & Thermals

TDP 450W	TDP 355W
Max Temp 90°C Max	Max Temp -

Video Output

Multi-Monitor 4	Multi-Monitor 3
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

-	2x DisplayPort 2.1
3x DisplayPort 1.4	-
1x HDMI 2.1	1x HDMI 2.1
-	1x USB-C

Encoder

Encoder Model 2x NVENC 8

Encoder Model VCN 4.0

Decoder

Decoder Model NVDEC 5

Decoder Model VCN 4.0

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 3-Slots	PCIe 2.5-Slots
Height 137 mm (5.39") Width 304 mm (11.97") Depth 61 mm (2.4")	Height 135 mm (5.32") Width 287 mm (11.3") Depth 51 mm (2.01")
Cooling Open-Air 2x Fans	Cooling Open-Air 3x Fans
Power Connectors 1x 16-Pin 12VHPWR	Power Connectors 2x 8-Pin

Chip

Manufacturer NVIDIA	Manufacturer AMD
Chip Designer NVIDIA	Chip Designer AMD
Architecture Ada Lovelace	Architecture RDNA 3
Family GeForce 40	Family Radeon RX 7000
Branding	Branding
Codename NV182	Codename Plum Bonito
Chip Variant AD102-200-A1	Chip Variant Navi 31 XL
Market Segment Desktop	Market Segment Desktop
Release Date Oct 12, 2022	Release Date Dec 13, 2022

Fabrication

Foundry TSMC	Foundry TSMC
Other Foundries -	Other Foundries TSMCMCD
Fabrication Node 4N -	Fabrication Node N5 N6MCD
Die Size 608mm² -	Die Size 304mm² 225mm²MCD
Transistor Count 76.3 Billion -	Transistor Count 45.4 Billion 12.3 BillionMCD
Transistor Density 125.4 MTr/mm² -	Transistor Density 149.2 MTr/mm² 54.67 MTr/mm²MCD

Images

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Used In

Desktops OMEN 35L(Late 2024)OMEN 45L(Late 2024)Tinybox Green(Mid 2024)

Desktops Tinybox Red(Mid 2024)

Competitors

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AMDRadeon RX 7900 XTX vs GPU NVIDIAGeForce RTX 4080 Super AMDRadeon RX 7900 XTX vs GPU NVIDIAGeForce RTX 4090 D AMDRadeon RX 7900 XTX vs GPU AMDRadeon RX 7900 GRE Show 12 more