Radeon HD 6790 vs GeForce GTX 950 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 4GB VRAM GeForce GTX 950 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 6790 Advantages
Larger VRAM bandwidth (134.4GB/s vs 80.19GB/s)
GeForce GTX 950 OEM Advantages
Released 4 years and 9 months late
Boost Clock1203MHz
More VRAM (4GB vs 1024GB)
224 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6790
1344
GeForce GTX 950 OEM
+83%
2464
Graphics Card
Apr 2011
Release Date
Jan 2016
Northern Islands
Generation
GeForce 900
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
937 MHz
-
Boost Clock
1203 MHz
1050 MHz
Memory Clock
1253 MHz
Memory
1024MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
134.4GB/s
Bandwidth
80.19GB/s
Render Config
10
Compute Units
-
800
Shading Units
1024
40
TMUs
64
16
ROPs
32
8 KB (per CU)
L1 Cache
48 KB (per SMM)
512 KB
L2 Cache
1024 KB
Theoretical Performance
13.44 GPixel/s
Pixel Rate
38.50 GPixel/s
33.60 GTexel/s
Texture Rate
76.99 GTexel/s
1344 GFLOPS
FP32 (float)
2.464 TFLOPS
-
FP64 (double)
76.99 GFLOPS
Board Design
150W
TDP
Unknown
450 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
1x HDMI 1.3a
1x DisplayPort 1.1
Outputs
No outputs
2x 6-pin
Power Connectors
None
Graphics Processor
Barts
GPU Name
GM206S
Barts LE
(215-0798002)
(215-0798002)
GPU Variant
950 OEM
TeraScale 2
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.7 billion
Transistors
2.94 billion
255 mm²
Die Size
228 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (12_1)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
5.2
5.0
Shader Model
6.7