GeForce GT 640 vs Radeon HD 7730

VS

Aggregate performance score

We've compared Radeon HD 7730 and GeForce GT 640, covering specs and all relevant benchmarks.

HD 7730
2013
1 GB GDDR5, 47 Watt
3.13
+2.6%

HD 7730 outperforms GT 640 by a minimal 3% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking746761
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.160.20
Power efficiency4.763.35
ArchitectureGCN 1.0 (2011−2020)Kepler (2012−2018)
GPU code nameCape VerdeGK107
Market segmentDesktopDesktop
Release date1 May 2013 (11 years ago)5 June 2012 (12 years ago)
Launch price (MSRP)$59 $99

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GT 640 has 25% better value for money than HD 7730.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores384384
Core clock speed800 MHz902 MHz
Number of transistors1,500 million1,270 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)47 Watt65 Watt
Texture fill rate19.2028.86
Floating-point processing power0.6144 TFLOPS0.6927 TFLOPS
ROPs816
TMUs2432

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 3.0 x16
Length168 mm145 mm
Width1-slot1-slot
Supplementary power connectorsNoneNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5DDR3
Maximum RAM amount1 GB2 GB
Memory bus width128 Bit128 Bit
Memory clock speed1125 MHz891 MHz
Memory bandwidth72 GB/s28.51 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x HDMI, 1x DisplayPort1x DVI, 1x HDMI, 1x DisplayPort
HDMI++

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_1)12 (11_0)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.2.1311.1.126
CUDA-3.0

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7730 3.13
+2.6%
GT 640 3.05

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 7730 1208
+2.7%
GT 640 1176

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 3.13 3.05
Recency 1 May 2013 5 June 2012
Maximum RAM amount 1 GB 2 GB
Power consumption (TDP) 47 Watt 65 Watt

HD 7730 has a 2.6% higher aggregate performance score, an age advantage of 10 months, and 38.3% lower power consumption.

GT 640, on the other hand, has a 100% higher maximum VRAM amount.

Given the minimal performance differences, no clear winner can be declared between Radeon HD 7730 and GeForce GT 640.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 7730
Radeon HD 7730
NVIDIA GeForce GT 640
GeForce GT 640

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 79 votes

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Questions & comments

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