ATI Radeon HD 3850 X3 vs AMD Radeon R5 330 OEM

VS

ATI Radeon HD 3850 X3

AMD Radeon R5 330 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 and 2GB VRAM Radeon R5 330 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3850 X3 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

AMD Radeon R5 330 OEM 's Advantages

Boost Clock855MHz

More VRAM (2GB vs 512GB)

Lower TDP (50W vs 145W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 X3

0.428 TFLOPS

Radeon R5 330 OEM +27%

0.547 TFLOPS

Radeon HD 3850 X3

VS

Radeon R5 330 OEM

Graphics Card

Unknown

Release Date

May 2015

Radeon R600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

830 MHz

-

Boost Clock

855 MHz

850 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

5

-

320

Shading Units

320

16

TMUs

20

16

ROPs

8

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.70 GPixel/s

Pixel Rate

6.840 GPixel/s

10.70 GTexel/s

Texture Rate

17.10 GTexel/s

-

428.2 GFLOPS

FP32 (float)

547.2 GFLOPS

-

Board Design

145W

TDP

50W

300 W

Suggested PSU

250 W

4x DVI

Outputs

No outputs

1x 8-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

Hainan

RV670 PRO (215-0708003)

GPU Variant

-

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

0.69 billion

192 mm²

Die Size

56 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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