NVIDIA RTX A4000H vs AMD Radeon HD 6850 1440SP Edition
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Aug 2012
Generation
Quadro Ampere
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
735 MHz
-
Boost Clock
1560 MHz
-
Memory Clock
1750 MHz
1000 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
128.0GB/s
Render Config
SM Count
48
-
Shading Units
6144
1440
TMUs
192
72
ROPs
96
32
Tensor Cores
192
-
RT Cores
48
-
L1 Cache
128 KB (per SM)
8 KB (per CU)
L2 Cache
4 MB
512 KB
Compute Units
-
18
Theoretical Performance
Pixel Rate
149.8 GPixel/s
23.20 GPixel/s
Texture Rate
299.5 GTexel/s
52.20 GTexel/s
FP16 (half)
19.17 TFLOPS
-
FP32 (float)
19.17 TFLOPS
2.088 TFLOPS
FP64 (double)
299.5 GFLOPS
417.6 GFLOPS
Graphics Processor
GPU Name
GA104
Cypress
GPU Variant
GA104-???-A1
Cypress PRO(215-0735043)
Architecture
Ampere
TeraScale 2
Foundry
Samsung
TSMC
Process Size
8 nm
40 nm
Transistors
17.4 billion
2.154 billion
Die Size
392 mm²
334 mm²
Board Design
TDP
140W
151W
Suggested PSU
300 W
450 W
Outputs
4x DisplayPort 1.4a
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power Connectors
1x 6-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
CUDA
8.6
-
Shader Model
6.7
5.0