ATI Radeon X1650 vs AMD Radeon R9 270 1024SP

VS

ATI Radeon X1650

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1650 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Released 7 years and 4 months late

Boost Clock925MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (153.6GB/s vs 6.400GB/s)

1024 additional rendering cores

Score

Radeon X1650

VS

Radeon R9 270 1024SP

Graphics Card

Nov 2007

Release Date

Mar 2015

Radeon R500 PCIe

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

400 MHz

Memory Clock

1200 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

-

Shading Units

1024

4

TMUs

64

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

2.540 GPixel/s

Pixel Rate

29.60 GPixel/s

2.540 GTexel/s

Texture Rate

59.20 GTexel/s

-

FP32 (float)

1.894 TFLOPS

-

FP64 (double)

118.4 GFLOPS

Board Design

Unknown

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

Pitcairn

-

GPU Variant

Pitcairn PRO (215-0828062)

Ultra-Threaded SE

Architecture

GCN 1.0

UMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.105 billion

Transistors

2.8 billion

100 mm²

Die Size

212 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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