NVIDIA RTX PRO 2000 Blackwell vs AMD Radeon HD 6870 X2
GPU · Specs Compare
Graphics Card
Release Date
Aug 2025
Jul 2011
Generation
Blackwell PRO W
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x8
PCIe 2.0 x16
Clock Speeds
Base Clock
982 MHz
—
Boost Clock
1957 MHz
—
Memory Clock
1125 MHz
1050 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR7
GDDR5
Memory Bus
128bit
256bit
Bandwidth
288.0GB/s
134.4GB/s
Render Config
SM Count
34
—
Shading Units
4352
1120
TMUs
136
56
ROPs
64
32
Tensor Cores
136
—
RT Cores
34
—
L1 Cache
128 KB (per SM)
8 KB (per CU)
L2 Cache
32 MB
512 KB
Compute Units
—
14
Theoretical Performance
Pixel Rate
125.2 GPixel/s
28.80 GPixel/s
Texture Rate
266.2 GTexel/s
50.40 GTexel/s
FP16 (half)
17.03 TFLOPS
—
FP32 (float)
17.03 TFLOPS
2.016 TFLOPS
FP64 (double)
266.2 GFLOPS
—
Graphics Processor
GPU Name
GB206
Barts
Architecture
Blackwell 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
5 nm
40 nm
Transistors
21.9 billion
1.7 billion
Die Size
181 mm²
255 mm²
GPU Variant
—
Barts XT(215-0798000)
Board Design
TDP
70W
300W
Suggested PSU
250 W
700 W
Outputs
4x mini-DisplayPort 2.1b
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
None
—
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.4
N/A
CUDA
12.0
—
Shader Model
6.8
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.