AMD Radeon HD 6850 vs NVIDIA GeForce GTX 950A
GPU · Specs Compare
Graphics Card
Release Date
Oct 2010
Mar 2015
Generation
Northern Islands
GeForce 900A
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
1000 MHz
1001 MHz
Base Clock
—
993 MHz
Boost Clock
—
1124 MHz
Memory
Memory Size
1024MB
2GB
Memory Type
GDDR5
DDR3
Memory Bus
256bit
128bit
Bandwidth
128.0GB/s
32.03GB/s
Render Config
Compute Units
12
—
Shading Units
960
640
TMUs
48
40
ROPs
32
16
L1 Cache
8 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
24.80 GPixel/s
17.98 GPixel/s
Texture Rate
37.20 GTexel/s
44.96 GTexel/s
FP32 (float)
1488 GFLOPS
1439 GFLOPS
FP64 (double)
—
44.96 GFLOPS
Graphics Processor
GPU Name
Barts
GM107
GPU Variant
Barts PRO(215-0798006)
N16P-GT
Architecture
TeraScale 2
Maxwell
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
1.7 billion
1.87 billion
Die Size
255 mm²
148 mm²
Board Design
TDP
127W
75W
Suggested PSU
300 W
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
No outputs
Power Connectors
1x 6-pin
—
Graphics Features
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
5.1
CUDA
—
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.