Home GPU Comparison AMD Radeon R9 M385 vs AMD Radeon 625 Mobile

AMD Radeon R9 M385 vs AMD Radeon 625 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 and 2GB VRAM Radeon 625 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (76.80GB/s vs 14.40GB/s)
512 additional rendering cores
AMD Radeon 625 Mobile 's Advantages
Released 4 years late
Boost Clock has increased by 2% (1024MHz vs 1000MHz)

Score

Benchmark

FP32 (float)
Radeon R9 M385 +127%
1.792 TFLOPS
Radeon 625 Mobile
0.786 TFLOPS
VS

Graphics Card

May 2015
Release Date
May 2019
Gem System
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

900 MHz
Base Clock
730 MHz
1000 MHz
Boost Clock
1024 MHz
1200 MHz
Memory Clock
900 MHz

Memory

4GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
76.80GB/s
Bandwidth
14.40GB/s

Render Config

14
Compute Units
6
-
-
-
896
Shading Units
384
56
TMUs
24
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

16.00 GPixel/s
Pixel Rate
8.192 GPixel/s
56.00 GTexel/s
Texture Rate
24.58 GTexel/s
-
FP16 (half)
786.4 GFLOPS
1.792 TFLOPS
FP32 (float)
786.4 GFLOPS
112.0 GFLOPS
FP64 (double)
49.15 GFLOPS

Board Design

Unknown
TDP
50W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Strato
GPU Name
Polaris 24
Strato XT
GPU Variant
Polaris 24 XT (216-0867030)
GCN 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.08 billion
Transistors
1.55 billion
160 mm²
Die Size
125 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2.170
Vulkan
1.2
-
-
-
6.5
Shader Model
6.3

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