AMD Radeon RX 640 Mobile vs AMD Radeon R5 M315

VS

AMD Radeon RX 640 Mobile AMD Radeon R5 M315

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 640 Mobile and 2GB VRAM Radeon R5 M315 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 640 Mobile 's Advantages

Released 4 years late

Boost Clock1218MHz

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 640 Mobile +109%

1.559 TFLOPS

Radeon R5 M315

0.745 TFLOPS

Radeon RX 640 Mobile

VS

Radeon R5 M315

Graphics Card

May 2019

Release Date

May 2015

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

6

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

19.49 GPixel/s

Pixel Rate

7.760 GPixel/s

48.72 GTexel/s

Texture Rate

23.28 GTexel/s

1.559 TFLOPS

FP16 (half)

745.0 GFLOPS

1.559 TFLOPS

FP32 (float)

745.0 GFLOPS

97.44 GFLOPS

FP64 (double)

46.56 GFLOPS

Graphics Processor

Polaris 23

GPU Name

Meso

Polaris 23 XT

GPU Variant

Meso LE (216-0864046)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.55 billion

103 mm²

Die Size

125 mm²

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5

Related GPU Comparisons

1

NVIDIA GeForce 845M vs AMD Radeon RX 640 Mobile

2

AMD Radeon R5 M320 vs AMD Radeon RX 640 Mobile

3

NVIDIA GeForce 930M vs AMD Radeon RX 640 Mobile

4

AMD Radeon R9 M470X vs AMD Radeon RX 640 Mobile

5

AMD Radeon R9 M370X Mac Edition vs AMD Radeon RX 640 Mobile

6

AMD Radeon RX 640 Mobile vs NVIDIA GeForce GTX 950M

7

NVIDIA GeForce GTX 1650 Mobile vs AMD Radeon RX 640 Mobile

8

AMD Radeon RX 640 Mobile vs AMD Radeon R9 M280X

9

AMD Radeon RX 640 Mobile vs AMD Radeon HD 7590M

10

AMD Radeon RX 640 Mobile vs ATI Mobility Radeon HD 4350

Related News

1

Changes in Intel Arrow Lake P/E Core Layout: Two Major Benefits

2

Time to Step Up, AMD and Intel! Nvidia Faces Antitrust Lawsuits in France, US, and EU

3

Intel Arrow Lake-S Features Dual Direct M.2 Slots: One PCIe 5.0 x4 and One PCIe 4.0 x4

4

AMD Ryzen 9000X3D Series to Feature Fully Unlocked Overclocking; DDR5-6400: The 'Sweet Spot' for Zen 5 Memory Speeds

5

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

6

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

7

AMD's Latest Breakthrough Technology Could Change the Game in the Future

8

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

9

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

10

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time