NVIDIA GeForce RTX 3090 Ti vs AMD Radeon Pro W6800X
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Aug 2021
Generation
GeForce 30
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
Apple MPX
Clock Speeds
Base Clock
1560 MHz
1800 MHz
Boost Clock
1860 MHz
2087 MHz
Memory Clock
1313 MHz
2000 MHz
Memory
Memory Size
24GB
32GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
256bit
Bandwidth
1.01TB/s
512.0GB/s
Render Config
SM Count
84
—
Shading Units
10752
3840
TMUs
336
240
ROPs
112
96
Tensor Cores
336
—
RT Cores
84
60
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
6 MB
4 MB
Compute Units
—
60
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
208.3 GPixel/s
200.4 GPixel/s
Texture Rate
625.0 GTexel/s
500.9 GTexel/s
FP16 (half)
40.00 TFLOPS
32.06 TFLOPS
FP32 (float)
40.00 TFLOPS
16.03 TFLOPS
FP64 (double)
625.0 GFLOPS
1002 GFLOPS
Graphics Processor
GPU Name
GA102
Navi 21
GPU Variant
GA102-350-A1
Navi 21 Pro-XLA
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
28.3 billion
26.8 billion
Die Size
628 mm²
520 mm²
Board Design
TDP
450W
200W
Suggested PSU
850 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.14x Thunderbolt
Power Connectors
1x 16-pin
Apple MPX
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
8.6
—
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
21,832
—
3DMark Time Spy Extreme
11,318
—
3DMark Speed Way
5,903
—
Blender
6,217
1,424
▲ Specs Compare
Data sourced from official specifications and benchmark tests.