AMD Radeon HD 6850 vs NVIDIA RTX A6000
GPU · Specs Compare
Graphics Card
Release Date
Oct 2010
Oct 2020
Generation
Northern Islands
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1000 MHz
2000 MHz
Base Clock
—
1410 MHz
Boost Clock
—
1800 MHz
Memory
Memory Size
1024MB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
384bit
Bandwidth
128.0GB/s
768.0GB/s
Render Config
Compute Units
12
—
Shading Units
960
10752
TMUs
48
336
ROPs
32
112
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
6 MB
SM Count
—
84
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
24.80 GPixel/s
201.6 GPixel/s
Texture Rate
37.20 GTexel/s
604.8 GTexel/s
FP32 (float)
1488 GFLOPS
38.71 TFLOPS
FP16 (half)
—
38.71 TFLOPS
FP64 (double)
—
604.8 GFLOPS
Graphics Processor
GPU Name
Barts
GA102
GPU Variant
Barts PRO(215-0798006)
—
Architecture
TeraScale 2
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
1.7 billion
28.3 billion
Die Size
255 mm²
628 mm²
Board Design
TDP
127W
300W
Suggested PSU
300 W
700 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
4x DisplayPort 1.4a
Power Connectors
1x 6-pin
8-pin EPS
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.7
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
17,742
3DMark Time Spy Extreme
—
9,324
OctaneBench
—
600
3DMark Speed Way
—
4,965
Blender
—
5,387
▲ Specs Compare
Data sourced from official specifications and benchmark tests.