AMD Radeon HD 8950M vs NVIDIA GeForce GTX 780 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
May 2013
Sep 2013
Generation
Solar System
GeForce 700
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1502 MHz
Base Clock
-
863 MHz
Boost Clock
-
902 MHz
Memory
Memory Size
2GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
88.00GB/s
288.4GB/s
Render Config
Compute Units
12
-
Shading Units
768
2304
TMUs
48
192
ROPs
16
48
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
256 KB
1536 KB
Theoretical Performance
Pixel Rate
17.20 GPixel/s
43.30 GPixel/s
Texture Rate
51.60 GTexel/s
173.2 GTexel/s
FP32 (float)
1.651 TFLOPS
4.156 TFLOPS
FP64 (double)
103.2 GFLOPS
173.2 GFLOPS
Graphics Processor
GPU Name
Saturn
GK110B
GPU Variant
Saturn XT
GK110-300-B1
Architecture
GCN 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
7.08 billion
Die Size
160 mm²
561 mm²
Board Design
TDP
100W
250W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
-
600 W
Power Connectors
-
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.1
Shader Model
6.3
5.1
CUDA
-
3.5