AMD Radeon R7 350 640SP vs ATI Radeon HD 3850 X2

VS

AMD Radeon R7 350 640SP

ATI Radeon HD 3850 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 350 640SP and 512MB VRAM Radeon HD 3850 X2 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 10 years and 9 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 52.99GB/s)

320 additional rendering cores

Lower TDP (55W vs 140W)

Score

Benchmark

FP32 (float)

Radeon R7 350 640SP +176%

1.184 TFLOPS

Radeon HD 3850 X2

0.428 TFLOPS

Radeon R7 350 640SP

VS

Radeon HD 3850 X2

Graphics Card

Jan 2019

Release Date

Apr 2008

Pirate Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

828 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

52.99GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

10.70 GPixel/s

37.00 GTexel/s

Texture Rate

10.70 GTexel/s

-

1184 GFLOPS

FP32 (float)

428.2 GFLOPS

74.00 GFLOPS

FP64 (double)

85.63 GFLOPS

Board Design

55W

TDP

140W

250 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

Cape Verde

GPU Name

RV670

Cape Verde XT

GPU Variant

RV670 PRO (215-0708003)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.666 billion

123 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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