AMD Radeon HD 7950 vs AMD Radeon E9550 MXM
GPU Specs Compare
Graphics Card
Release Date
Jan 2012
Sep 2016
Generation
Southern Islands
Embedded
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Base Clock
-
1120 MHz
Boost Clock
-
1266 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
160.0GB/s
Render Config
Compute Units
28
36
Shading Units
1792
2304
TMUs
112
144
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
40.51 GPixel/s
Texture Rate
89.60 GTexel/s
182.3 GTexel/s
FP32 (float)
2.867 TFLOPS
5.834 TFLOPS
FP64 (double)
716.8 GFLOPS
364.6 GFLOPS
FP16 (half)
-
5.834 TFLOPS
Graphics Processor
GPU Name
Tahiti
Ellesmere
GPU Variant
Tahiti PRO(215-0821056)
Ellesmere XT
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
4.313 billion
5.7 billion
Die Size
352 mm²
232 mm²
Board Design
TDP
200W
95W
Suggested PSU
550 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4
📊 Benchmark
3DMark Time Spy
1,969
-
3DMark Time Spy Extreme
1,019
-