AMD Radeon RX 5300 vs AMD Radeon HD 6990

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon RX 5300 and 2GB VRAM Radeon HD 6990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5300 's Advantages

Released 9 years and 2 months late

Boost Clock1645MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (168.0GB/s vs 160.0GB/s)

Lower TDP (100W vs 375W)

AMD Radeon HD 6990 's Advantages

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 5300 +81%

4.632 TFLOPS

Radeon HD 6990

2.55 TFLOPS

Radeon RX 5300

VS

Radeon HD 6990

Graphics Card

May 2020

Release Date

Mar 2011

Navi

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1327 MHz

Base Clock

-

1645 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

3GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

256bit

168.0GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

22

Compute Units

24

1408

Shading Units

1536

88

TMUs

96

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

1536 KB

L2 Cache

512 KB

Theoretical Performance

52.64 GPixel/s

Pixel Rate

26.56 GPixel/s

144.8 GTexel/s

Texture Rate

79.68 GTexel/s

9.265 TFLOPS

FP16 (half)

-

4.632 TFLOPS

FP32 (float)

2.550 TFLOPS

289.5 GFLOPS

FP64 (double)

637.4 GFLOPS

Graphics Processor

Navi 14

GPU Name

Antilles

Navi 14 XE

GPU Variant

Antilles XT (215-0807027)

RDNA 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

6.4 billion

Transistors

2.64 billion

158 mm²

Die Size

389 mm²

Board Design

100W

TDP

375W

300 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

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