NVIDIA GeForce GTX 980 Ti vs AMD Radeon Pro W6800X Duo
GPU · Specs Compare
Graphics Card
Release Date
Jun 2015
Aug 2021
Generation
GeForce 900
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
Apple MPX
Clock Speeds
Base Clock
1000 MHz
1800 MHz
Boost Clock
1076 MHz
1967 MHz
Memory Clock
1753 MHz
2000 MHz
Memory
Memory Size
6GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
256bit
Bandwidth
336.6GB/s
512.0GB/s
Render Config
Shading Units
2816
3840
TMUs
176
240
ROPs
96
96
L1 Cache
48 KB (per SMM)
128 KB per Array
L2 Cache
3 MB
4 MB
Compute Units
—
60
RT Cores
—
60
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
103.3 GPixel/s
188.8 GPixel/s
Texture Rate
189.4 GTexel/s
472.1 GTexel/s
FP32 (float)
6.060 TFLOPS
15.11 TFLOPS
FP64 (double)
189.4 GFLOPS
944.2 GFLOPS
FP16 (half)
—
30.21 TFLOPS
Graphics Processor
GPU Name
GM200
Navi 21
GPU Variant
GM200-310-A1
Navi 21 Pro-XLA
Architecture
Maxwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
8 billion
26.8 billion
Die Size
601 mm²
520 mm²
Board Design
TDP
250W
400W
Suggested PSU
600 W
800 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.2
1x HDMI 2.14x Thunderbolt
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
5.2
—
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
5,789
—
3DMark Time Spy Extreme
2,807
—
Shadow of the Tomb Raider 2160p
24
—
Shadow of the Tomb Raider 1440p
45
—
Shadow of the Tomb Raider 1080p
75
—
Blender
544
1,422
GTA 5 2160p
72
—
GTA 5 1440p
74
—
GTA 5 1080p
120
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.