Home GPU Comparison ATI Mobility Radeon HD 5870 vs AMD Radeon R9 M265X

ATI Mobility Radeon HD 5870 vs AMD Radeon R9 M265X

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 2GB VRAM Radeon R9 M265X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages
160 additional rendering cores
AMD Radeon R9 M265X 's Advantages
Released 4 years and 2 months late
Boost Clock625MHz
More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)
Mobility Radeon HD 5870 +40%
1.12 TFLOPS
Radeon R9 M265X
0.8 TFLOPS
VS

Graphics Card

Jan 2010
Release Date
Mar 2014
Manhattan
Generation
Gem System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
575 MHz
-
Boost Clock
625 MHz
1000 MHz
Memory Clock
1000 MHz

Memory

1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
64.00GB/s
Bandwidth
64.00GB/s

Render Config

10
Compute Units
10
-
-
-
800
Shading Units
640
40
TMUs
40
16
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

11.20 GPixel/s
Pixel Rate
10.00 GPixel/s
28.00 GTexel/s
Texture Rate
25.00 GTexel/s
-
-
-
1120 GFLOPS
FP32 (float)
800.0 GFLOPS
-
FP64 (double)
50.00 GFLOPS

Board Design

50W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Broadway
GPU Name
Venus
Broadway XT (216-0769008)
GPU Variant
Venus PRO (216-0846009)
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.04 billion
Transistors
1.5 billion
166 mm²
Die Size
123 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
-
-
-
5.0
Shader Model
6.5 (5.1)

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