AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 960 OEM
GPU Specs Compare
Graphics Card
Release Date
Sep 2011
Nov 2015
Generation
Northern Islands
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1050 MHz
1753 MHz
Base Clock
-
1176 MHz
Boost Clock
-
1201 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
134.4GB/s
112.2GB/s
Render Config
Compute Units
12
-
Shading Units
960
1024
TMUs
48
64
ROPs
32
32
L1 Cache
8 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
38.43 GPixel/s
Texture Rate
38.40 GTexel/s
76.86 GTexel/s
FP32 (float)
1.536 TFLOPS
2.460 TFLOPS
FP64 (double)
-
76.86 GFLOPS
Graphics Processor
GPU Name
Barts
GM206
GPU Variant
Barts PRO(215-0798006)
GTX 960 OEM
Architecture
TeraScale 2
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
1.7 billion
2.94 billion
Die Size
255 mm²
228 mm²
Board Design
TDP
254W
Unknown
Suggested PSU
600 W
200 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.7
CUDA
-
5.2