ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX 1660

VS

ATI Radeon HD 4870 X2

NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 6GB VRAM GeForce GTX 1660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 's Advantages

Released 10 years and 7 months late

Boost Clock1785MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (192.1GB/s vs 115.2GB/s)

608 additional rendering cores

Lower TDP (120W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

GeForce GTX 1660 +318%

5.027 TFLOPS

Radeon HD 4870 X2

VS

GeForce GTX 1660

Graphics Card

Aug 2008

Release Date

Mar 2019

Radeon R700

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1530 MHz

-

Boost Clock

1785 MHz

900 MHz

Memory Clock

2001 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

115.2GB/s

Bandwidth

192.1GB/s

Render Config

10

Compute Units

-

SM Count

22

800

Shading Units

1408

40

TMUs

88

16

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

85.68 GPixel/s

30.00 GTexel/s

Texture Rate

157.1 GTexel/s

-

FP16 (half)

10.05 TFLOPS

1200 GFLOPS

FP32 (float)

5.027 TFLOPS

240.0 GFLOPS

FP64 (double)

157.1 GFLOPS

Board Design

286W

TDP

120W

600 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

R700

GPU Name

TU116

R700 XT (215-0669045)

GPU Variant

TU116-300-A1

TeraScale

Architecture

Turing

TSMC

Foundry

TSMC

55 nm

Process Size

12 nm

0.956 billion

Transistors

6.6 billion

256 mm²

Die Size

284 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

4.1

Shader Model

6.6

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