NVIDIA GeForce GTX 970 vs ATI Radeon HD 4890

VS

NVIDIA GeForce GTX 970

ATI Radeon HD 4890

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages

Released 5 years and 5 months late

Boost Clock1178MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (224.4GB/s vs 124.8GB/s)

864 additional rendering cores

Lower TDP (148W vs 190W)

Score

Benchmark

FP32 (float)

GeForce GTX 970 +188%

3.92 TFLOPS

Radeon HD 4890

1.36 TFLOPS

GeForce GTX 970

VS

Radeon HD 4890

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

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1753 MHz

Memory Clock

975 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.4GB/s

Bandwidth

124.8GB/s

Render Config

-

Compute Units

10

-

1664

Shading Units

800

104

TMUs

40

56

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

65.97 GPixel/s

Pixel Rate

13.60 GPixel/s

122.5 GTexel/s

Texture Rate

34.00 GTexel/s

-

3.920 TFLOPS

FP32 (float)

1360 GFLOPS

122.5 GFLOPS

FP64 (double)

272.0 GFLOPS

Board Design

148W

TDP

190W

300 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GM204

GPU Name

RV790

GM204-200-A1

GPU Variant

RV790 XT (215-0758016)

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5.2 billion

Transistors

0.959 billion

398 mm²

Die Size

282 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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