AMD Radeon RX 6800S vs NVIDIA GeForce RTX 4080 Max-Q Full Specs

Summary

2,048 Shaders 2.1GHz	7,424 Shaders 1.35GHz
8GB GDDR6256GB/s	12GB GDDR6432GB/s
Peak·FP32·FP16 8.6 TFLOPS	Peak·FP32·FP16 20.04 TFLOPS
Form Factor Soldered	Form Factor Soldered
TDP 100W	TDP 60W

Theoretical Performance

Clock Speed2100MHz UC·Base·Boost·OC	Clock Speed1350MHz UC·Base·Boost·OC
Peak OPS 17.2 TFLOPSFP16	Peak OPS 641.4 TOPSINT4 Tensor Sparse
-	Tensor FP8-16 160.4 TFLOPS FP8-16 Tensor Sparse 320.7 TFLOPS Tensor FP8-32 80.18 TFLOPS FP8-32 Tensor Sparse 160.4 TFLOPS
-	Tensor FP16-16 80.18 TFLOPS FP16-16 Tensor Sparse 160.4 TFLOPS Tensor FP16-32 40.09 TFLOPS FP16-32 Tensor Sparse 80.18 TFLOPS
-	BF16 20.04 TFLOPS Tensor BF16 40.09 TFLOPS BF16 Tensor Sparse 80.18 TFLOPS
Tensor TF32 -	Tensor TF32 20.04 TFLOPS
FP32 8.6 TFLOPS	FP32 20.04 TFLOPS
FP64 537.6 GFLOPS	FP64 313.2 GFLOPS
Tensor INT4 -	Tensor INT4 320.7 TOPS
-	Tensor INT8 160.4 TOPS
Ray -	Ray 46.33 TOPS
Pixel Rate 134.4 GPixel/s	Pixel Rate 108 GPixel/s
Texture Rate 268.8 GTexel/s	Texture Rate 313.2 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 7,424 Shaders
TMUs 128 TMUs	TMUs 232 TMUs
ROPs 64 ROPs	ROPs 80 ROPs
Tensor Cores -	Tensor Cores 232 T-Cores
RT Cores 32 RT-Cores	RT Cores 58 RT-Cores
CUs 32 CUs	SMs 58 SMs

Clocks

Base Clock 1.8GHz	Base Clock 795MHz
Boost Clock 2.1GHz	Boost Clock 1.35GHz

Cache

L2 Cache 2MB shared	L2 Cache 48MB shared
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 832GB/s	L3 Bandwidth -

Memory

8GB GDDR6	12GB GDDR6
Memory Bus 128-bit	Memory Bus 192-bit
Memory Speed 16GT/s	Memory Speed 18GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 432GB/s
ECC No	ECC No

Power & Thermals

TDP 100W

TDP 60W

Video Output

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

Encoder

Encoder Model VCN 3.0	Encoder Model 2x NVENC 8
Codec AVC (H.264) HEVC (H.265) -	Codec AVC (H.264) HEVC (H.265) AV1

Decoder

Decoder Model VCN 3.0	Decoder Model NVDEC 5
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 - VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 - VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor Soldered	Form Factor Soldered
Cooling Passive	Cooling Open-Air

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 Dimgrey Cavefish	Codename NV184
Chip Variant Navi 23 XL	Chip Variant AD104-250
Market Segment Desktop	Market Segment Laptop
Release Date Jan 4, 2022	Release Date Feb 8, 2023

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node 4N
Die Size 237mm²	Die Size 295mm²
Transistor Count 11.1 Billion	Transistor Count 35.8 Billion
Transistor Density 46.67 MTr/mm²	Transistor Density 121.6 MTr/mm²

Images