Home GPU Comparison AMD Radeon HD 8870M vs AMD Radeon HD 8550M

AMD Radeon HD 8870M vs AMD Radeon HD 8550M

AMD Radeon HD 8870M
VS
AMD Radeon HD 8550M
AMD Radeon HD 8870M
AMD Radeon HD 8550M
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 1024MB VRAM Radeon HD 8550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870M 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)
320 additional rendering cores
AMD Radeon HD 8550M 's Advantages
Released 1 years and 3 months late
Boost Clock has increased by 10% (850MHz vs 775MHz)

Score

Benchmark

FP32 (float)
Radeon HD 8870M +82%
0.992 TFLOPS
Radeon HD 8550M
0.544 TFLOPS
Radeon HD 8870M
VS
Radeon HD 8550M

Graphics Card

Apr 2013
Release Date
Jul 2014
Solar System
Generation
Solar System
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
850 MHz
1125 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
14.40GB/s

Render Config

10
Compute Units
5
-
-
-
640
Shading Units
320
40
TMUs
20
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
6.800 GPixel/s
31.00 GTexel/s
Texture Rate
17.00 GTexel/s
-
-
-
992.0 GFLOPS
FP32 (float)
544.0 GFLOPS
62.00 GFLOPS
FP64 (double)
34.00 GFLOPS

Board Design

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

Graphics Processor

Venus
GPU Name
Sun
Venus XT (216-0846000)
GPU Variant
Sun S3 LE (216-0841036)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
0.69 billion
123 mm²
Die Size
56 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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