ATI Radeon HD 4890 vs AMD Radeon RX Vega Nano

VS

ATI Radeon HD 4890

AMD Radeon RX Vega Nano

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 8GB VRAM Radeon RX Vega Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega Nano 's Advantages

Boost Clock1546MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (409.6GB/s vs 124.8GB/s)

3296 additional rendering cores

Lower TDP (175W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 4890

1.36 TFLOPS

Radeon RX Vega Nano +830%

12.66 TFLOPS

Radeon HD 4890

VS

Radeon RX Vega Nano

Graphics Card

Apr 2009

Release Date

Unknown

Radeon R700

Generation

Vega

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1247 MHz

-

Boost Clock

1546 MHz

975 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

2048bit

124.8GB/s

Bandwidth

409.6GB/s

Render Config

10

Compute Units

64

-

800

Shading Units

4096

40

TMUs

256

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

98.94 GPixel/s

34.00 GTexel/s

Texture Rate

395.8 GTexel/s

-

1360 GFLOPS

FP32 (float)

12.66 TFLOPS

272.0 GFLOPS

FP64 (double)

791.6 GFLOPS

Board Design

190W

TDP

175W

450 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

RV790

GPU Name

Vega 10

RV790 XT (215-0758016)

GPU Variant

Vega 10 XT (215-0894200)

TeraScale

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.959 billion

Transistors

12.5 billion

282 mm²

Die Size

495 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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