AMD Radeon HD 6390 vs AMD Radeon RX 550X

VS

AMD Radeon HD 6390

AMD Radeon RX 550X

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 50W)

AMD Radeon RX 550X 's Advantages

Released 7 years and 5 months late

Boost Clock1183MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 16.00GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

Radeon RX 550X +244%

1.211 TFLOPS

Radeon HD 6390

VS

Radeon RX 550X

Graphics Card

Jul 2011

Release Date

Dec 2018

Northern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1183 MHz

500 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

16.00GB/s

Bandwidth

96.00GB/s

Render Config

4

Compute Units

8

-

320

Shading Units

512

16

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

18.93 GPixel/s

8.800 GTexel/s

Texture Rate

37.86 GTexel/s

-

FP16 (half)

1211 GFLOPS

352.0 GFLOPS

FP32 (float)

1211 GFLOPS

-

FP64 (double)

75.71 GFLOPS

Board Design

39W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

Lexa

Redwood LE

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.627 billion

Transistors

2.2 billion

104 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon HD 6390 vs AMD Radeon Pro WX 7100

2

AMD Radeon HD 6390 vs NVIDIA GeForce GTX 1070 GDDR5X

3

AMD Radeon HD 6390 vs ATI Radeon HD 2400

4

AMD Radeon HD 6390 vs ATI FireMV 2250 PCIe x1

5

AMD Radeon HD 6390 vs AMD Radeon R7 450 OEM

6

AMD Radeon HD 6390 vs AMD Radeon PRO W7500

7

AMD Radeon HD 6390 vs ATI Radeon HD 3850 X3

8

AMD Radeon HD 6390 vs NVIDIA GeForce RTX 3060 8 GB

9

AMD Radeon HD 6390 vs Intel Arc Pro A60

10

AMD Radeon HD 6390 vs AMD Radeon HD 6790

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps