NVIDIA GeForce GTX 950 Low Power vs AMD Radeon HD 7970
GPU · Specs Compare
Graphics Card
Release Date
Mar 2016
Jan 2012
Generation
GeForce 900
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1026 MHz
—
Boost Clock
1190 MHz
—
Memory Clock
1653 MHz
1375 MHz
Memory
Memory Size
2GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
105.8GB/s
264.0GB/s
Render Config
Shading Units
768
2048
TMUs
48
128
ROPs
32
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
38.08 GPixel/s
29.60 GPixel/s
Texture Rate
57.12 GTexel/s
118.4 GTexel/s
FP32 (float)
1.828 TFLOPS
3.789 TFLOPS
FP64 (double)
57.12 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
GM206
Tahiti
GPU Variant
GM206-251-A1
Tahiti XT(215-0821060)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.94 billion
4.313 billion
Die Size
228 mm²
352 mm²
Board Design
TDP
75W
250W
Suggested PSU
250 W
600 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1 (1.2)
Vulkan
1.3
1.2.170
CUDA
5.2
—
Shader Model
6.4
6.5 (5.1)
Benchmark
3DMark Time Spy
—
2,310
3DMark Time Spy Extreme
—
1,209
▲ Specs Compare
Data sourced from official specifications and benchmark tests.