NVIDIA GeForce RTX 3080 vs AMD Radeon Pro W6800X
We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 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 3080 's Advantages
Larger VRAM bandwidth (760.3GB/s vs 512.0GB/s)
4864 additional rendering cores
AMD Radeon Pro W6800X 's Advantages
Released 11 months late
Boost Clock has increased by 22% (2087MHz vs 1710MHz)
More VRAM (32GB vs 10GB)
Lower TDP (200W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080
+85%
29.77 TFLOPS
Radeon Pro W6800X
16.03 TFLOPS
Graphics Card
Sep 2020
Release Date
Aug 2021
GeForce 30
Generation
Radeon Pro Mac
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
Apple MPX
Clock Speeds
1440 MHz
Base Clock
1800 MHz
1710 MHz
Boost Clock
2087 MHz
1188 MHz
Memory Clock
2000 MHz
Memory
10GB
Memory Size
32GB
GDDR6X
Memory Type
GDDR6
320bit
Memory Bus
256bit
760.3GB/s
Bandwidth
512.0GB/s
Render Config
-
Compute Units
60
68
SM Count
-
8704
Shading Units
3840
272
TMUs
240
96
ROPs
96
272
Tensor Cores
-
68
RT Cores
60
128 KB (per SM)
L1 Cache
128 KB per Array
5 MB
L2 Cache
4 MB
-
L3 Cache
128 MB
Theoretical Performance
164.2 GPixel/s
Pixel Rate
200.4 GPixel/s
465.1 GTexel/s
Texture Rate
500.9 GTexel/s
29.77 TFLOPS
FP16 (half)
32.06 TFLOPS
29.77 TFLOPS
FP32 (float)
16.03 TFLOPS
465.1 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 12-pin
Power Connectors
Apple MPX
Graphics Processor
GA102
GPU Name
Navi 21
GA102-200-KD-A1
GPU Variant
Navi 21 Pro-XLA
Ampere
Architecture
RDNA 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
7 nm
28.3 billion
Transistors
26.8 billion
628 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
8.6
CUDA
-
6.6
Shader Model
6.7
