NVIDIA GeForce GTX 980 vs ATI Radeon HD 4770

VS

NVIDIA GeForce GTX 980

ATI Radeon HD 4770

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 512MB VRAM Radeon HD 4770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 's Advantages

Released 5 years and 5 months late

Boost Clock1216MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (224.4GB/s vs 51.20GB/s)

1408 additional rendering cores

ATI Radeon HD 4770 's Advantages

Lower TDP (80W vs 165W)

Score

Benchmark

FP32 (float)

GeForce GTX 980 +418%

4.981 TFLOPS

Radeon HD 4770

0.96 TFLOPS

GeForce GTX 980

VS

Radeon HD 4770

Graphics Card

Sep 2014

Release Date

Apr 2009

GeForce 900

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1127 MHz

Base Clock

-

1216 MHz

Boost Clock

-

1753 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

8

-

2048

Shading Units

640

128

TMUs

32

64

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

12.00 GPixel/s

155.6 GTexel/s

Texture Rate

24.00 GTexel/s

-

4.981 TFLOPS

FP32 (float)

960.0 GFLOPS

155.6 GFLOPS

FP64 (double)

192.0 GFLOPS

Board Design

165W

TDP

80W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GM204

GPU Name

RV740

GM204-400-A1

GPU Variant

RV740 XT (215-0727019)

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5.2 billion

Transistors

0.826 billion

398 mm²

Die Size

137 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

4.1

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