AMD Radeon RX 550 640SP vs AMD Radeon HD 6870 1600SP Edition

VS

AMD Radeon RX 550 640SP

AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 640SP 's Advantages

Released 4 years and 9 months late

Boost Clock1071MHz

More VRAM (2GB vs 1024GB)

Lower TDP (60W vs 175W)

AMD Radeon HD 6870 1600SP Edition 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 96.00GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP

1.371 TFLOPS

Radeon HD 6870 1600SP Edition +98%

2.72 TFLOPS

Radeon RX 550 640SP

VS

Radeon HD 6870 1600SP Edition

Graphics Card

Oct 2017

Release Date

Jan 2013

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

134.4GB/s

Render Config

10

Compute Units

20

-

640

Shading Units

1600

40

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

27.20 GPixel/s

42.84 GTexel/s

Texture Rate

68.00 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

2.720 TFLOPS

85.68 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

60W

TDP

175W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

2x 6-pin

Graphics Processor

Baffin

GPU Name

Cypress

Baffin LE

GPU Variant

Cypress XT (215-0735033)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

2.154 billion

123 mm²

Die Size

334 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon RX 550 640SP vs NVIDIA GeForce 8400 GS PCI Rev. 2

2

AMD Radeon RX 550 640SP vs NVIDIA NVS 1000

3

AMD Radeon RX 550 640SP vs AMD Radeon RX 560X

4

AMD Radeon RX 550 640SP vs NVIDIA GeForce GTX 1650 GDDR6

5

AMD Radeon RX 550 640SP vs ATI FireGL V3600

6

AMD Radeon RX 550 640SP vs NVIDIA GeForce RTX 5070 Ti

7

AMD Radeon RX 550 640SP vs Intel Arc A380

8

AMD Radeon RX 550 640SP vs AMD Radeon HD 6850 1440SP Edition

9

AMD Radeon RX 550 640SP vs NVIDIA GeForce 9400 GT

10

AMD Radeon RX 550 640SP vs AMD Radeon RX 480

Related News

1

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

2

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

3

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

4

CXMT Reportedly Achieves 80% Yield in DDR5 Production

5

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

6

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

7

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

8

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

9

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

10

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes