AMD Radeon HD 6850 vs NVIDIA RTX A1000
GPU · Specs Compare
Graphics Card
Release Date
Oct 2010
Apr 2024
Generation
Northern Islands
Quadro Ampere
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1000 MHz
1500 MHz
Base Clock
—
727 MHz
Boost Clock
—
1462 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
128.0GB/s
192.0GB/s
Render Config
Compute Units
12
—
Shading Units
960
2304
TMUs
48
72
ROPs
32
32
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
—
18
Tensor Cores
—
72
RT Cores
—
18
Theoretical Performance
Pixel Rate
24.80 GPixel/s
46.78 GPixel/s
Texture Rate
37.20 GTexel/s
105.3 GTexel/s
FP32 (float)
1488 GFLOPS
6.737 TFLOPS
FP16 (half)
—
6.737 TFLOPS
FP64 (double)
—
105.3 GFLOPS
Graphics Processor
GPU Name
Barts
GA107
GPU Variant
Barts PRO(215-0798006)
—
Architecture
TeraScale 2
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
1.7 billion
8.7 billion
Die Size
255 mm²
200 mm²
Board Design
TDP
127W
50W
Suggested PSU
300 W
250 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin
None
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.