Home GPU Comparison AMD Radeon HD 8870M vs AMD Radeon 625 Mobile

AMD Radeon HD 8870M vs AMD Radeon 625 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M 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 HD 8870M 's Advantages
Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)
256 additional rendering cores
AMD Radeon 625 Mobile 's Advantages
Released 6 years and 1 months late
Boost Clock has increased by 32% (1024MHz vs 775MHz)

Score

Benchmark

FP32 (float)
Radeon HD 8870M +26%
0.992 TFLOPS
Radeon 625 Mobile
0.786 TFLOPS
VS

Graphics Card

Apr 2013
Release Date
May 2019
Solar System
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

725 MHz
Base Clock
730 MHz
775 MHz
Boost Clock
1024 MHz
1125 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
14.40GB/s

Render Config

10
Compute Units
6
-
-
-
640
Shading Units
384
40
TMUs
24
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

12.40 GPixel/s
Pixel Rate
8.192 GPixel/s
31.00 GTexel/s
Texture Rate
24.58 GTexel/s
-
FP16 (half)
786.4 GFLOPS
992.0 GFLOPS
FP32 (float)
786.4 GFLOPS
62.00 GFLOPS
FP64 (double)
49.15 GFLOPS

Board Design

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

Graphics Processor

Venus
GPU Name
Polaris 24
Venus XT (216-0846000)
GPU Variant
Polaris 24 XT (216-0867030)
GCN 1.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
1.55 billion
123 mm²
Die Size
125 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
2.0
1.2.170
Vulkan
1.2
-
-
-
6.5 (5.1)
Shader Model
6.3

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