AMD Radeon RX 7900 XT vs NVIDIA GeForce RTX 5080 Full Specs

Summary

5,376 Shaders 2.4GHz	10,752 Shaders 2.62GHz
20GB GDDR6800GB/s	16GB GDDR7960GB/s
Peak·FP32·FP16 51.61 TFLOPS	Peak·FP32·FP16 56.28 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 315W	TDP 360W
Power Connectors - 2x 8-Pin	Power Connectors 1x 16-Pin 12VHPWR -

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP4 FP4 Tensor Sparse 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

Radeon RX 7900 XT206.4 TOPSINT4 Tensor

x1

GeForce RTX 50801.8 PFLOPSFP4 Tensor Sparse

x8.72

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Theoretical Performance

Clock Speed2400MHz UC·Base·Boost·OC	Clock Speed2617MHz UC·Base·Boost·OC
Peak OPS 206.4 TOPSINT4 Tensor	Peak OPS 1.8 PFLOPSFP4 Tensor Sparse
-	Tensor FP4 900.4 TFLOPS FP4 Tensor Sparse 1.8 PFLOPS
-	Tensor FP8-16 450.2 TFLOPS FP8-16 Tensor Sparse 900.4 TFLOPS Tensor FP8-32 225.1 TFLOPS FP8-32 Tensor Sparse 450.2 TFLOPS
Tensor FP16-16 51.61 TFLOPS FP16-16 Tensor Sparse - Tensor FP16-32 51.61 TFLOPS FP16-32 Tensor Sparse -	Tensor FP16-16 225.1 TFLOPS FP16-16 Tensor Sparse 450.2 TFLOPS Tensor FP16-32 112.6 TFLOPS FP16-32 Tensor Sparse 225.1 TFLOPS
BF16 103.2 TFLOPS Tensor BF16 51.61 TFLOPS BF16 Tensor Sparse -	BF16 56.28 TFLOPS Tensor BF16 112.6 TFLOPS BF16 Tensor Sparse 225.1 TFLOPS
Tensor TF32 -	Tensor TF32 56.28 TFLOPS
FP32 51.61 TFLOPS	FP32 56.28 TFLOPS
FP64 1.61 TFLOPS	FP64 879.3 GFLOPS
Tensor INT4 206.4 TOPS	Tensor INT4 -
Tensor INT8 51.61 TOPS	Tensor INT8 450.2 TOPS
Ray -	Ray 170.7 TOPS
Pixel Rate 460.8 GPixel/s	Pixel Rate 293.1 GPixel/s
Texture Rate 806.4 GTexel/s	Texture Rate 879.3 GTexel/s

Core Config

Shaders 5,376 Shaders	Shaders 10,752 Shaders
TMUs 336 TMUs	TMUs 336 TMUs
ROPs 192 ROPs	ROPs 112 ROPs
Tensor Cores 168 T-Cores	Tensor Cores 336 T-Cores
RT Cores 84 RT-Cores	RT Cores 84 RT-Cores
CUs 84 CUs	SMs 84 SMs

Clocks

Base Clock 1.5GHz	Base Clock 2.3GHz
Boost Clock 2.4GHz	Boost Clock 2.62GHz

Cache

L2 Cache 6.1MB shared	L2 Cache 65.5MB shared
L3 Cache 80MB shared	L3 Cache -
L3 Bandwidth 2.9TB/s	L3 Bandwidth -

Memory

20GB GDDR6	16GB GDDR7
Memory Bus 320-bit	Memory Bus 256-bit
Memory Speed 20GT/s	Memory Speed 30GT/s
Memory Bandwidth 800GB/s	Memory Bandwidth 960GB/s

Power & Thermals

TDP 315W	TDP 360W
Max Temp -	Max Temp 88°C Max

Video Output

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

Ports

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

Encoder

Encoder Model VCN 4.0

Encoder Model 2x NVENC 9

Decoder

Decoder Model VCN 4.0

Decoder Model 2x NVDEC 6

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2.5-Slots	PCIe 2.1-Slots
Height 110 mm (4.33") Width 276 mm (10.87") Depth 51 mm (2.01")	Height 137 mm (5.39") Width 304 mm (11.97") Depth 42 mm (1.65")
Cooling Open-Air 3x Fans	Cooling Open-Air 2x Fans
Power Connectors 2x 8-Pin	Power Connectors 1x 16-Pin 12VHPWR

Chip

Manufacturer AMD	Manufacturer NVIDIA
Chip Designer AMD	Chip Designer NVIDIA
Architecture RDNA 3	Architecture Blackwell
Family Radeon RX 7000	Family GeForce 50
Branding	Branding
Codename Plum Bonito	Codename NV193
Chip Variant Navi 31 XL	Chip Variant GB203-200-A1
Market Segment Desktop	Market Segment Desktop
Release Date Dec 13, 2022	Release Date Jan 6, 2025

Fabrication

Foundry TSMC	Foundry TSMC
Other Foundries TSMCMCD	Other Foundries -
Fabrication Node N5 N6MCD	Fabrication Node 4NP -
Die Size 304mm² 225mm²MCD	Die Size 378mm² -
Transistor Count 45.4 Billion 12.3 BillionMCD	Transistor Count 45.6 Billion -
Transistor Density 149.2 MTr/mm² 54.67 MTr/mm²MCD	Transistor Density 120.6 MTr/mm² -

Images

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