Home GPU Comparison AMD Radeon HD 8870M vs AMD Radeon HD 8730A

AMD Radeon HD 8870M vs AMD Radeon HD 8730A

AMD Radeon HD 8870M
VS
AMD Radeon HD 8730A
AMD Radeon HD 8870M
AMD Radeon HD 8730A
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 1024MB VRAM Radeon HD 8730A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870M 's Advantages
Boost Clock has increased by 11% (775MHz vs 700MHz)
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (72.00GB/s vs 32.00GB/s)
256 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 8870M +84%
0.992 TFLOPS
Radeon HD 8730A
0.537 TFLOPS
Radeon HD 8870M
VS
Radeon HD 8730A

Graphics Card

Apr 2013
Release Date
Apr 2013
Solar System
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

725 MHz
Base Clock
650 MHz
775 MHz
Boost Clock
700 MHz
1125 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
32.00GB/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
256 KB
-
-
-

Theoretical Performance

12.40 GPixel/s
Pixel Rate
5.600 GPixel/s
31.00 GTexel/s
Texture Rate
16.80 GTexel/s
-
-
-
992.0 GFLOPS
FP32 (float)
537.6 GFLOPS
62.00 GFLOPS
FP64 (double)
33.60 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Venus
GPU Name
Mars
Venus XT (216-0846000)
GPU Variant
Mars M2 LP (216-0842009)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
0.95 billion
123 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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