NVIDIA GeForce GT 640 vs AMD Radeon Pro V420

VS

NVIDIA GeForce GT 640

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 300W)

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (819.2GB/s vs 28.51GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

AMD Radeon Pro V420 +1910%

13.93 TFLOPS

GeForce GT 640

VS

AMD Radeon Pro V420

Graphics Card

Jun 2012

Release Date

Unknown

GeForce 600

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

800 MHz

-

Boost Clock

1700 MHz

891 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

32GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

4096bit

28.51GB/s

Bandwidth

819.2GB/s

Render Config

-

Compute Units

64

-

384

Shading Units

4096

32

TMUs

256

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

108.8 GPixel/s

28.86 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

692.7 GFLOPS

FP32 (float)

13.93 TFLOPS

28.86 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

65W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

6x mini-DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK107

GPU Name

Vega 20

GK107-300-A2

GPU Variant

Vega 20 GLXT WS (215-0914026)

Kepler

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.27 billion

Transistors

13.23 billion

118 mm²

Die Size

331 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

Related GPU Comparisons

1

NVIDIA GeForce GT 640 vs AMD Radeon PRO W6400

2

NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 4060 AD106

3

NVIDIA GeForce GT 640 vs ATI Radeon HD 3870 Mac Edition

4

NVIDIA GeForce GT 640 vs ATI FireGL V5600

5

NVIDIA GeForce GT 640 vs AMD Radeon HD 8730 OEM

6

NVIDIA GeForce GT 640 vs NVIDIA Quadro FX 3450

7

NVIDIA GeForce GT 640 vs NVIDIA GeForce GT 635 OEM

8

NVIDIA GeForce GT 640 vs ATI Radeon HD 4450

9

NVIDIA GeForce GT 640 vs ATI Radeon HD 2900 PRO

10

NVIDIA GeForce GT 640 vs NVIDIA A2

Related News

1

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

2

CXMT Reportedly Achieves 80% Yield in DDR5 Production

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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