AMD Radeon HD 6490 vs AMD Radeon R9 370X

VS

AMD Radeon HD 6490

AMD Radeon R9 370X

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6490 and 2GB VRAM Radeon R9 370X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490 's Advantages

Lower TDP (39W vs 180W)

AMD Radeon R9 370X 's Advantages

Released 4 years and 1 months late

Boost Clock1030MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 16.00GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490

0.352 TFLOPS

Radeon R9 370X +649%

2.637 TFLOPS

Radeon HD 6490

VS

Radeon R9 370X

Graphics Card

Jul 2011

Release Date

Aug 2015

Northern Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1030 MHz

500 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

179.2GB/s

Render Config

4

Compute Units

24

-

320

Shading Units

1280

16

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

32.96 GPixel/s

8.800 GTexel/s

Texture Rate

82.40 GTexel/s

-

352.0 GFLOPS

FP32 (float)

2.637 TFLOPS

-

FP64 (double)

164.8 GFLOPS

Board Design

39W

TDP

180W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Redwood

GPU Name

Trinidad

Redwood LE

GPU Variant

Trinidad XT

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

2.8 billion

104 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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