AMD Radeon R9 285 vs AMD Radeon R7 350X OEM

VS

AMD Radeon R9 285

AMD Radeon R7 350X OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 4GB VRAM Radeon R7 350X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285 's Advantages

Larger VRAM bandwidth (176.0GB/s vs 32.00GB/s)

1408 additional rendering cores

AMD Radeon R7 350X OEM 's Advantages

Released 8 months late

Boost Clock1050MHz

More VRAM (4GB vs 2GB)

Lower TDP (65W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +308%

3.29 TFLOPS

Radeon R7 350X OEM

0.806 TFLOPS

Radeon R9 285

VS

Radeon R7 350X OEM

Graphics Card

Sep 2014

Release Date

May 2015

Volcanic Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

1375 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

176.0GB/s

Bandwidth

32.00GB/s

Render Config

28

Compute Units

6

-

1792

Shading Units

384

112

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

8.400 GPixel/s

102.8 GTexel/s

Texture Rate

25.20 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

806.4 GFLOPS

205.6 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

190W

TDP

65W

450 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

Tonga

GPU Name

Oland

Tonga PRO (215-0851128)

GPU Variant

Oland XT (215-0837000)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

0.95 billion

366 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5

Shader Model

5.1

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