Home GPU Comparison NVIDIA GeForce GTX 950 vs AMD Radeon HD 6850 X2

NVIDIA GeForce GTX 950 vs AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages
Released 3 years and 11 months late
Boost Clock1188MHz
Lower TDP (90W vs 254W)
AMD Radeon HD 6850 X2 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 105.8GB/s)
192 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 950 +18%
1.825 TFLOPS
Radeon HD 6850 X2
1.536 TFLOPS
VS

Graphics Card

Aug 2015
Release Date
Sep 2011
GeForce 900
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1024 MHz
Base Clock
-
1188 MHz
Boost Clock
-
1653 MHz
Memory Clock
1050 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
105.8GB/s
Bandwidth
134.4GB/s

Render Config

-
Compute Units
12
-
-
-
768
Shading Units
960
48
TMUs
48
32
ROPs
32
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

38.02 GPixel/s
Pixel Rate
25.60 GPixel/s
57.02 GTexel/s
Texture Rate
38.40 GTexel/s
-
-
-
1.825 TFLOPS
FP32 (float)
1.536 TFLOPS
57.02 GFLOPS
FP64 (double)
-

Board Design

90W
TDP
254W
250 W
Suggested PSU
600 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
1x 6-pin
Power Connectors
2x 8-pin

Graphics Processor

GM206
GPU Name
Barts
GM206-250-A1
GPU Variant
Barts PRO (215-0798006)
Maxwell 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.94 billion
Transistors
1.7 billion
228 mm²
Die Size
255 mm²

Graphics Features

12 (12_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
5.2
CUDA
-
6.4
Shader Model
5.0

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