Home GPU Comparison NVIDIA GeForce RTX 4080 vs AMD Radeon Pro W6800X

NVIDIA GeForce RTX 4080 vs AMD Radeon Pro W6800X

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 32GB VRAM Radeon Pro W6800X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages
Released 1 years and 1 months late
Boost Clock has increased by 20% (2505MHz vs 2087MHz)
Larger VRAM bandwidth (716.8GB/s vs 512.0GB/s)
5888 additional rendering cores
AMD Radeon Pro W6800X 's Advantages
More VRAM (32GB vs 16GB)
Lower TDP (200W vs 320W)

Score

Benchmark

FP32 (float)
GeForce RTX 4080 +204%
48.74 TFLOPS
Radeon Pro W6800X
16.03 TFLOPS
VS

Graphics Card

Sep 2022
Release Date
Aug 2021
GeForce 40
Generation
Radeon Pro Mac
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
Apple MPX

Clock Speeds

2205 MHz
Base Clock
1800 MHz
2505 MHz
Boost Clock
2087 MHz
1400 MHz
Memory Clock
2000 MHz

Memory

16GB
Memory Size
32GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
512.0GB/s

Render Config

-
Compute Units
60
76
SM Count
-
9728
Shading Units
3840
304
TMUs
240
112
ROPs
96
304
Tensor Cores
-
76
RT Cores
60
128 KB (per SM)
L1 Cache
128 KB per Array
64 MB
L2 Cache
4 MB
-
L3 Cache
128 MB

Theoretical Performance

280.6 GPixel/s
Pixel Rate
200.4 GPixel/s
761.5 GTexel/s
Texture Rate
500.9 GTexel/s
48.74 TFLOPS
FP16 (half)
32.06 TFLOPS
48.74 TFLOPS
FP32 (float)
16.03 TFLOPS
761.5 GFLOPS
FP64 (double)
1002 GFLOPS

Board Design

320W
TDP
200W
700 W
Suggested PSU
550 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1 4x Thunderbolt
1x 16-pin
Power Connectors
Apple MPX

Graphics Processor

AD103
GPU Name
Navi 21
AD103-300-A1
GPU Variant
Navi 21 Pro-XLA
Ada Lovelace
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
7 nm
45.9 billion
Transistors
26.8 billion
379 mm²
Die Size
520 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.3
8.9
CUDA
-
6.7
Shader Model
6.7

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