AMD Radeon HD 6850 vs NVIDIA RTX A4500 Mobile
GPU Specs Compare
Graphics Card
Release Date
Oct 2010
Mar 2022
Generation
Northern Islands
Quadro Ampere-M
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1000 MHz
2000 MHz
Base Clock
-
930 MHz
Boost Clock
-
1500 MHz
Memory
Memory Size
1024MB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
512.0GB/s
Render Config
Compute Units
12
-
Shading Units
960
5888
TMUs
48
184
ROPs
32
96
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
46
Tensor Cores
-
184
RT Cores
-
46
Theoretical Performance
Pixel Rate
24.80 GPixel/s
144.0 GPixel/s
Texture Rate
37.20 GTexel/s
276.0 GTexel/s
FP32 (float)
1488 GFLOPS
17.66 TFLOPS
FP16 (half)
-
17.66 TFLOPS
FP64 (double)
-
276.0 GFLOPS
Graphics Processor
GPU Name
Barts
GA104
GPU Variant
Barts PRO(215-0798006)
-
Architecture
TeraScale 2
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
1.7 billion
17.4 billion
Die Size
255 mm²
392 mm²
Board Design
TDP
127W
140W
Suggested PSU
300 W
-
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Portable Device Dependent
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