Home GPU Comparison AMD Radeon HD 8870M vs AMD Radeon R9 M265X

AMD Radeon HD 8870M vs AMD Radeon R9 M265X

AMD Radeon HD 8870M
VS
AMD Radeon R9 M265X
AMD Radeon HD 8870M
AMD Radeon R9 M265X
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 2GB VRAM Radeon R9 M265X 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 24% (775MHz vs 625MHz)
Larger VRAM bandwidth (72.00GB/s vs 64.00GB/s)
AMD Radeon R9 M265X 's Advantages
Released 11 months late

Score

Benchmark

FP32 (float)
Radeon HD 8870M +24%
0.992 TFLOPS
Radeon R9 M265X
0.8 TFLOPS
Radeon HD 8870M
VS
Radeon R9 M265X

Graphics Card

Apr 2013
Release Date
Mar 2014
Solar System
Generation
Gem System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

725 MHz
Base Clock
575 MHz
775 MHz
Boost Clock
625 MHz
1125 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
64.00GB/s

Render Config

10
Compute Units
10
-
-
-
640
Shading Units
640
40
TMUs
40
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

12.40 GPixel/s
Pixel Rate
10.00 GPixel/s
31.00 GTexel/s
Texture Rate
25.00 GTexel/s
-
-
-
992.0 GFLOPS
FP32 (float)
800.0 GFLOPS
62.00 GFLOPS
FP64 (double)
50.00 GFLOPS

Board Design

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

Graphics Processor

Venus
GPU Name
Venus
Venus XT (216-0846000)
GPU Variant
Venus PRO (216-0846009)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
1.5 billion
123 mm²
Die Size
123 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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