AMD Radeon R9 390X vs ATI Radeon X1950 GT

VS

AMD Radeon R9 390X

ATI Radeon X1950 GT

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 256MB VRAM Radeon X1950 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 8 years and 5 months late

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (384.0GB/s vs 38.40GB/s)

2816 additional rendering cores

ATI Radeon X1950 GT 's Advantages

Lower TDP (57W vs 275W)

Score

Radeon R9 390X

VS

Radeon X1950 GT

Graphics Card

Jun 2015

Release Date

Jan 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

600 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

38.40GB/s

Render Config

44

Compute Units

-

2816

Shading Units

-

176

TMUs

12

64

ROPs

12

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

6.000 GPixel/s

184.8 GTexel/s

Texture Rate

6.000 GTexel/s

-

5.914 TFLOPS

FP32 (float)

-

739.2 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

57W

600 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

RV570

Grenada XT (215-0880004)

GPU Variant

RV570 XL

GCN 2.0

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

6.2 billion

Transistors

0.33 billion

438 mm²

Die Size

230 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

3.0

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