AMD Radeon R5 M255 vs AMD Radeon E6465

VS

AMD Radeon R5 M255

AMD Radeon E6465

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 2GB VRAM Radeon E6465 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M255 's Advantages

Boost Clock940MHz

Larger VRAM bandwidth (32.00GB/s vs 25.60GB/s)

224 additional rendering cores

AMD Radeon E6465 's Advantages

Released 11 months late

Score

Benchmark

FP32 (float)

Radeon R5 M255 +275%

0.721 TFLOPS

Radeon E6465

0.192 TFLOPS

Radeon R5 M255

VS

Radeon E6465

Graphics Card

Oct 2014

Release Date

Sep 2015

Gem System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

32.00GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

2

-

384

Shading Units

160

24

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

2.400 GPixel/s

22.56 GTexel/s

Texture Rate

4.800 GTexel/s

721.9 GFLOPS

FP16 (half)

-

721.9 GFLOPS

FP32 (float)

192.0 GFLOPS

45.12 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

Caicos

Topaz PRO (216-0858030)

GPU Variant

-

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.37 billion

125 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon R5 M255 vs AMD Radeon E9260 PCIe

2

AMD Radeon R5 M255 vs ATI Mobility Radeon HD 5165

3

AMD Radeon R5 M255 vs NVIDIA GeForce GT 745M

4

AMD Radeon R5 M255 vs NVIDIA GeForce 945A

5

AMD Radeon R5 M255 vs NVIDIA GeForce 930A

6

AMD Radeon R5 M255 vs AMD Radeon R9 M395X

7

AMD Radeon R5 M255 vs AMD Radeon R9 M470X

8

AMD Radeon R5 M255 vs AMD Radeon R9 M380 Mac Edition

9

AMD Radeon R5 M255 vs NVIDIA P106M

10

AMD Radeon R5 M255 vs AMD Radeon R5 A220

Related News

1

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

2

CXMT Reportedly Achieves 80% Yield in DDR5 Production

3

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

4

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

5

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

6

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

7

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

8

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

9

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

10

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip