NVIDIA GeForce GTX 950 vs AMD Radeon Sky 500
GPU Specs Compare
Graphics Card
Release Date
Aug 2015
Mar 2013
Generation
GeForce 900
Radeon Sky
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1024 MHz
-
Boost Clock
1188 MHz
-
Memory Clock
1653 MHz
1200 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
105.8GB/s
153.6GB/s
Render Config
Shading Units
768
1280
TMUs
48
80
ROPs
32
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
38.02 GPixel/s
30.40 GPixel/s
Texture Rate
57.02 GTexel/s
76.00 GTexel/s
FP32 (float)
1.825 TFLOPS
2.432 TFLOPS
FP64 (double)
57.02 GFLOPS
152.0 GFLOPS
Graphics Processor
GPU Name
GM206
Pitcairn
GPU Variant
GM206-250-A1
Pitcairn XT GL(215-0828073)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.94 billion
2.8 billion
Die Size
228 mm²
212 mm²
Board Design
TDP
90W
150W
Suggested PSU
250 W
450 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x DisplayPort 1.2
Power Connectors
1x 6-pin
1x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.2
-
Shader Model
6.4
5.1
📊 Benchmark
3DMark Time Spy
1,903
-
3DMark Time Spy Extreme
396
-