AMD Radeon R7 250 vs AMD Radeon R7 350 640SP

VS

AMD Radeon R7 250 AMD Radeon R7 350 640SP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250 and 2GB VRAM Radeon R7 350 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 350 640SP 's Advantages

Released 5 years and 3 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (72.00GB/s vs 28.80GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 250

0.717 TFLOPS

Radeon R7 350 640SP +65%

1.184 TFLOPS

Radeon R7 250

VS

Radeon R7 350 640SP

Graphics Card

Oct 2013

Release Date

Jan 2019

Volcanic Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

8

Compute Units

10

512

Shading Units

640

32

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

11.20 GPixel/s

Pixel Rate

14.80 GPixel/s

22.40 GTexel/s

Texture Rate

37.00 GTexel/s

-

FP16 (half)

-

716.8 GFLOPS

FP32 (float)

1184 GFLOPS

44.80 GFLOPS

FP64 (double)

74.00 GFLOPS

Graphics Processor

Cape Verde

GPU Name

Cape Verde

Cape Verde PRO

GPU Variant

Cape Verde XT

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Board Design

55W

TDP

55W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

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