AMD Radeon RX 6950 XT vs NVIDIA GeForce RTX 4080 Ti Full Specs

Summary

5,120 Shaders 2.32GHz	14,080 Shaders 2.4GHz
16GB GDDR6576GB/s	20GB GDDR6X840.3GB/s
Peak·FP32·FP16 23.8 TFLOPS	Peak·FP32·FP16 67.58 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 335W	TDP 450W
Power Connectors - 2x 8-Pin	Power Connectors 1x 16-Pin 12VHPWR -

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

Radeon RX 6950 XT47.6 TFLOPSFP16

x1

GeForce RTX 4080 Ti2.16 POPSINT4 Tensor Sparse

x45.44

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Theoretical Performance

Clock Speed2324MHz UC·Base·Boost·OC	Clock Speed2400MHz UC·Base·Boost·OC
Peak OPS 47.6 TFLOPSFP16	Peak OPS 2.16 POPSINT4 Tensor Sparse
-	Tensor FP8-16 540.7 TFLOPS FP8-16 Tensor Sparse 1.08 PFLOPS Tensor FP8-32 270.3 TFLOPS FP8-32 Tensor Sparse 540.7 TFLOPS
-	Tensor FP16-16 270.3 TFLOPS FP16-16 Tensor Sparse 540.7 TFLOPS Tensor FP16-32 135.2 TFLOPS FP16-32 Tensor Sparse 270.3 TFLOPS
-	BF16 67.58 TFLOPS Tensor BF16 135.2 TFLOPS BF16 Tensor Sparse 270.3 TFLOPS
Tensor TF32 -	Tensor TF32 67.58 TFLOPS
FP32 23.8 TFLOPS	FP32 67.58 TFLOPS
FP64 1.49 TFLOPS	FP64 1.06 TFLOPS
Tensor INT4 -	Tensor INT4 1.08 POPS
-	Tensor INT8 540.7 TOPS
Ray -	Ray 156.2 TOPS
Pixel Rate 297.5 GPixel/s	Pixel Rate 345.6 GPixel/s
Texture Rate 743.7 GTexel/s	Texture Rate 1.06 TTexel/s

Core Config

Shaders 5,120 Shaders	Shaders 14,080 Shaders
TMUs 320 TMUs	TMUs 440 TMUs
ROPs 128 ROPs	ROPs 144 ROPs
Tensor Cores -	Tensor Cores 440 T-Cores
RT Cores 80 RT-Cores	RT Cores 110 RT-Cores
CUs 80 CUs	SMs 110 SMs

Clocks

Base Clock 1.93GHz	Base Clock 2.1GHz
Boost Clock 2.32GHz	Boost Clock 2.4GHz

Cache

L2 Cache 4.1MB shared	L2 Cache 81.9MB shared
L3 Cache 128MB shared	L3 Cache -
L3 Bandwidth 1.66TB/s	L3 Bandwidth -

Memory

16GB GDDR6	20GB GDDR6X
Memory Bus 256-bit	Memory Bus 320-bit
Memory Speed 18GT/s	Memory Speed 21GT/s
Memory Bandwidth 576GB/s	Memory Bandwidth 840.3GB/s

Power & Thermals

TDP 335W	TDP 450W
Max Temp 110°C Max	Max Temp 90°C Max

Video Output

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

Ports

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

Encoder

Encoder Model VCN 3.0

Encoder Model 2x NVENC 8

Decoder

Decoder Model VCN 3.0

Decoder Model NVDEC 5

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2.5-Slots	PCIe 3-Slots
Height 120 mm (4.72") Width 267 mm (10.51") Depth 50 mm (1.97")	Height 137 mm (5.39") Width 304 mm (11.97") Depth 61 mm (2.4")
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 2	Architecture Ada Lovelace
Family Radeon RX 6000	Family GeForce 40
Branding	Branding
Codename Sienna Cichlid	Codename NV182
Chip Variant Navi 21 XL	Chip Variant AD102-200-A1
Market Segment Desktop	Market Segment Desktop
Release Date May 10, 2022	Release Date -

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node 4N
Die Size 520mm²	Die Size 608mm²
Transistor Count 26.8 Billion	Transistor Count 76.3 Billion
Transistor Density 51.56 MTr/mm²	Transistor Density 125.4 MTr/mm²

Images

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