AMD Radeon 550X 640SP vs NVIDIA GeForce GT 640 OEM Rebrand

VS

AMD Radeon 550X 640SP

NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 6 years late

Boost Clock1071MHz

More VRAM (4GB vs 1536GB)

Larger VRAM bandwidth (48.00GB/s vs 38.40GB/s)

496 additional rendering cores

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +230%

1.371 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

Radeon 550X 640SP

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Apr 2018

Release Date

Apr 2012

Polaris

Generation

GeForce 600

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

800 MHz

Memory

4GB

Memory Size

1536MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

192bit

48.00GB/s

Bandwidth

38.40GB/s

Render Config

10

Compute Units

-

SM Count

3

640

Shading Units

144

40

TMUs

24

16

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

4.320 GPixel/s

42.84 GTexel/s

Texture Rate

17.28 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

414.7 GFLOPS

85.68 GFLOPS

FP64 (double)

34.56 GFLOPS

Board Design

50W

TDP

75W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

GF116

Lexa PRO (215-0904018)

GPU Variant

GF116-150-A1

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

1.17 billion

103 mm²

Die Size

238 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon 550X 640SP vs NVIDIA RTX 3500 Embedded Ada Generation

2

AMD Radeon 550X 640SP vs NVIDIA GeForce GT 1010 DDR4

3

AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 570 Rev. 2

4

AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 650

5

AMD Radeon 550X 640SP vs AMD Radeon Pro 5300

6

AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 1630

7

AMD Radeon 550X 640SP vs AMD Radeon R7 265X OEM

8

AMD Radeon 550X 640SP vs ATI Radeon HD 2900 GT

9

AMD Radeon 550X 640SP vs AMD Radeon R7 360

10

AMD Radeon 550X 640SP vs NVIDIA GeForce GT 530 OEM

Related News

1

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

2

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

3

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

4

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

5

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

6

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

7

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

8

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

9

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

10

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!