NVIDIA GeForce GTX 980 vs ATI Radeon X1550 PCI

VS

NVIDIA GeForce GTX 980 ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 's Advantages

Released 7 years and 8 months late

Boost Clock1216MHz

Larger VRAM bandwidth (224.4GB/s vs 4.256GB/s)

2048 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 165W)

Score

GeForce GTX 980

VS

Radeon X1550 PCI

Graphics Card

Sep 2014

Release Date

Jan 2007

GeForce 900

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1127 MHz

Base Clock

-

1216 MHz

Boost Clock

-

1753 MHz

Memory Clock

266 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

224.4GB/s

Bandwidth

4.256GB/s

Render Config

-

SM Count

-

Compute Units

-

2048

Shading Units

-

128

TMUs

4

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

1.808 GPixel/s

155.6 GTexel/s

Texture Rate

1.808 GTexel/s

-

FP16 (half)

-

4.981 TFLOPS

FP32 (float)

-

155.6 GFLOPS

FP64 (double)

-

Graphics Processor

GM204

GPU Name

RV516

GM204-400-A1

GPU Variant

-

Maxwell 2.0

Architecture

R500

TSMC

Foundry

UMC

28 nm

Process Size

80 nm

5.2 billion

Transistors

0.107 billion

398 mm²

Die Size

100 mm²

Board Design

165W

TDP

27W

450 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

3.0

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