GeForce GT 640M Mac Edition vs Radeon R5 230

Aggregate performance score

We've compared Radeon R5 230 with GeForce GT 640M Mac Edition, including specs and performance data.

R5 230
2014
4 GB DDR3, 19 Watt
0.57

GT 640M Mac Edition outperforms R5 230 by an impressive 82% based on our aggregate benchmark results.

Primary details

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

Place in the ranking12071094
Place by popularitynot in top-100not in top-100
Power efficiency2.092.27
ArchitectureTeraScale 2 (2009−2015)Kepler (2012−2018)
GPU code nameCaicosGK107
Market segmentDesktopLaptop
Designreferenceno data
Release date3 April 2014 (10 years ago)3 February 2013 (11 years ago)

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 cores160384
Core clock speedno data745 MHz
Number of transistors370 million1,270 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)19 Watt32 Watt
Texture fill rate5.00023.84
Floating-point processing power0.2 TFLOPS0.5722 TFLOPS
ROPs48
TMUs832

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).

Bus supportPCIe 1.0 x4no data
InterfacePCIe 2.0 x16PCIe 3.0 x16
Length168 mmno data
Width1-slotno data
Supplementary power connectorsN/Ano data

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 typeDDR3GDDR5
Maximum RAM amount4 GB512 MB
Memory bus width64 Bit64 Bit
Memory clock speedno data1250 MHz
Memory bandwidth10.67 GB/s40 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 VGANo outputs
Eyefinity+-
HDMI+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire+-
​PowerPlay+no data
DDMA audio-no data

API compatibility

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

DirectXDirectX® 1112 (11_0)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
Vulkan-1.1.126
CUDA-3.0

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 0.57 1.04
Recency 3 April 2014 3 February 2013
Maximum RAM amount 4 GB 512 MB
Chip lithography 40 nm 28 nm
Power consumption (TDP) 19 Watt 32 Watt

R5 230 has an age advantage of 1 year, a 700% higher maximum VRAM amount, and 68.4% lower power consumption.

GT 640M Mac Edition, on the other hand, has a 82.5% higher aggregate performance score, and a 42.9% more advanced lithography process.

The GeForce GT 640M Mac Edition is our recommended choice as it beats the Radeon R5 230 in performance tests.

Be aware that Radeon R5 230 is a desktop card while GeForce GT 640M Mac Edition is a notebook one.


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 R5 230
Radeon R5 230
NVIDIA GeForce GT 640M Mac Edition
GeForce GT 640M Mac Edition

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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