AMD Radeon R9 390 vs ATI Radeon X1650

VS

AMD Radeon R9 390

ATI Radeon X1650

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 256MB VRAM Radeon X1650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Released 7 years and 7 months late

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (384.0GB/s vs 6.400GB/s)

2560 additional rendering cores

Score

Radeon R9 390

VS

Radeon X1650

Graphics Card

Jun 2015

Release Date

Nov 2007

Pirate Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

512bit

Memory Bus

64bit

384.0GB/s

Bandwidth

6.400GB/s

Render Config

40

Compute Units

-

2560

Shading Units

-

160

TMUs

4

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

2.540 GPixel/s

160.0 GTexel/s

Texture Rate

2.540 GTexel/s

-

5.120 TFLOPS

FP32 (float)

-

640.0 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

Unknown

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Grenada

GPU Name

RV516

Grenada PRO (215-0880030)

GPU Variant

-

GCN 2.0

Architecture

Ultra-Threaded SE

TSMC

Foundry

UMC

28 nm

Process Size

90 nm

6.2 billion

Transistors

0.105 billion

438 mm²

Die Size

100 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

3.0

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