AMD Radeon Pro 460 vs AMD Radeon R7 M340

VS

AMD Radeon Pro 460

AMD Radeon R7 M340

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 460 and 1024MB VRAM Radeon R7 M340 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 460 's Advantages

Released 10 months late

Boost Clock has increased by 27% (907MHz vs 715MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (81.28GB/s vs 16.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 460 +238%

1.858 TFLOPS

Radeon R7 M340

0.549 TFLOPS

Radeon Pro 460

VS

Radeon R7 M340

Graphics Card

Oct 2016

Release Date

Dec 2015

Radeon Pro Mac

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

850 MHz

Base Clock

620 MHz

907 MHz

Boost Clock

715 MHz

1270 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

81.28GB/s

Bandwidth

16.00GB/s

Render Config

16

Compute Units

6

-

1024

Shading Units

384

64

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

5.720 GPixel/s

58.05 GTexel/s

Texture Rate

17.16 GTexel/s

1.858 TFLOPS

FP16 (half)

-

1.858 TFLOPS

FP32 (float)

549.1 GFLOPS

116.1 GFLOPS

FP64 (double)

34.32 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Opal

Baffin XT

GPU Variant

Opal PRO

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

0.95 billion

123 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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