Home GPU Comparison AMD Radeon R5 M320 vs AMD Radeon HD 8790M

AMD Radeon R5 M320 vs AMD Radeon HD 8790M

AMD Radeon R5 M320
VS
AMD Radeon HD 8790M
AMD Radeon R5 M320
AMD Radeon HD 8790M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M320 and 2GB VRAM Radeon HD 8790M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M320 's Advantages
Released 2 years and 1 months late
More VRAM (4GB vs 2GB)
AMD Radeon HD 8790M 's Advantages
Boost Clock has increased by 5% (900MHz vs 855MHz)
Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)
64 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 M320
0.547 TFLOPS
Radeon HD 8790M +26%
0.691 TFLOPS
Radeon R5 M320
VS
Radeon HD 8790M

Graphics Card

May 2015
Release Date
Apr 2013
Gem System
Generation
Solar System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-A (3.0)

Clock Speeds

780 MHz
Base Clock
850 MHz
855 MHz
Boost Clock
900 MHz
1000 MHz
Memory Clock
1000 MHz

Memory

4GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
16.00GB/s
Bandwidth
64.00GB/s

Render Config

5
Compute Units
6
-
-
-
320
Shading Units
384
20
TMUs
24
8
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

6.840 GPixel/s
Pixel Rate
7.200 GPixel/s
17.10 GTexel/s
Texture Rate
21.60 GTexel/s
-
-
-
547.2 GFLOPS
FP32 (float)
691.2 GFLOPS
34.20 GFLOPS
FP64 (double)
43.20 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
Power Connectors
None

Graphics Processor

Jet
GPU Name
Mars
Jet PRO (216-0856040)
GPU Variant
Mars M2 XTX (216-0842036)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.69 billion
Transistors
0.95 billion
56 mm²
Die Size
77 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
2.1 (1.2)
1.2.170
Vulkan
1.2.170
-
-
-
6.5 (5.1)
Shader Model
6.5 (5.1)

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