AMD Radeon HD 7950 vs AMD Radeon E9390 PCIe
GPU Specs Compare
Graphics Card
Release Date
Jan 2012
Oct 2019
Generation
Southern Islands
Embedded
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Base Clock
-
713 MHz
Boost Clock
-
1089 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
28
Shading Units
1792
1792
TMUs
112
112
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
34.85 GPixel/s
Texture Rate
89.60 GTexel/s
122.0 GTexel/s
FP32 (float)
2.867 TFLOPS
3.903 TFLOPS
FP64 (double)
716.8 GFLOPS
243.9 GFLOPS
FP16 (half)
-
3.903 TFLOPS
Graphics Processor
GPU Name
Tahiti
Ellesmere
GPU Variant
Tahiti PRO(215-0821056)
-
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
75W
Suggested PSU
550 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x 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
-