AMD Radeon R9 A375 vs ATI Mobility Radeon HD 4870 X2

VS

AMD Radeon R9 A375 ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 A375 and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 A375 's Advantages

Released 6 years late

Boost Clock925MHz

More VRAM (2GB vs 1GB)

ATI Mobility Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (89.60GB/s vs 72.00GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 A375 +47%

1.299 TFLOPS

Mobility Radeon HD 4870 X2

0.88 TFLOPS

Radeon R9 A375

VS

Mobility Radeon HD 4870 X2

Graphics Card

Jan 2015

Release Date

Jan 2009

All-In-One

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1125 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

89.60GB/s

Render Config

-

SM Count

-

10

Compute Units

10

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

16.24 GPixel/s

Pixel Rate

8.800 GPixel/s

40.60 GTexel/s

Texture Rate

22.00 GTexel/s

-

FP16 (half)

-

1299 GFLOPS

FP32 (float)

880.0 GFLOPS

-

FP64 (double)

176.0 GFLOPS

Graphics Processor

Venus

GPU Name

M98

Venus XTX (216-0846033)

GPU Variant

M98 XT L2 (216-0732023)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.956 billion

123 mm²

Die Size

256 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

-

6.5 (5.1)

Shader Model

4.1

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