GeForce 320M Mac Edition vs Radeon R5 M420

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Primary details

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

Place in the ranking1035not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)Tesla 2.0 (2007−2013)
GPU code nameJetC89
Market segmentLaptopLaptop
Release date15 May 2016 (8 years ago)1 April 2010 (14 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 cores32048
Core clock speed780 MHz450 MHz
Boost clock speed850 MHzno data
Number of transistors690 million486 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)no data23 Watt
Texture fill rate17.007.200
Floating-point processing power0.544 TFLOPS0.0912 TFLOPS
ROPs88
TMUs2016

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 x8PCIe 2.0 x16

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 typeDDR3System Shared
Maximum RAM amount4 GBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed1000 MHzSystem Shared
Memory bandwidth16 GB/sno data
Shared memory-+

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 ConnectorsNo outputsPortable Device Dependent

API compatibility

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

DirectX12 (11_1)11.1 (10_1)
Shader Model5.14.1
OpenGL4.63.3
OpenCL1.2N/A
Vulkan1.2.131N/A

Pros & cons summary


Recency 15 May 2016 1 April 2010
Chip lithography 28 nm 40 nm

R5 M420 has an age advantage of 6 years, and a 42.9% more advanced lithography process.

We couldn't decide between Radeon R5 M420 and GeForce 320M Mac Edition. We've got no test results to judge.


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 M420
Radeon R5 M420
NVIDIA GeForce 320M Mac Edition
GeForce 320M Mac Edition

Comparisons with similar GPUs

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Community ratings

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2.9 106 votes

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3.9 7 votes

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Questions & comments

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