Apple M4 8-core GPU vs Radeon HD 7990

Primary details

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

Place in the ranking411not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.33no data
Power efficiency2.72no data
ArchitectureGCN 1.0 (2012−2020)no data
GPU code nameMaltano data
Market segmentDesktopLaptop
Release date24 April 2013 (12 years ago)28 October 2024 (1 year ago)
Launch price (MSRP)$999 no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

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Performance to price scatter graph

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 cores2048 ×28
Core clock speed950 MHzno data
Boost clock speed1000 MHzno data
Number of transistors4,313 millionno data
Manufacturing process technology28 nm3 nm
Power consumption (TDP)375 Watt4 Watt
Texture fill rate128.0 ×2no data
Floating-point processing power4.096 TFLOPS ×2no data
ROPs32 ×2no data
TMUs128 ×2no data
L1 Cache512 KBno data
L2 Cache768 KBno data

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 x16no data
Length307 mmno data
Width2-slotno data
Supplementary power connectors2x 8-pinno 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 typeGDDR5LPDDR5X-7500
Maximum RAM amount3 GB ×2no data
Memory bus width384 Bit ×2no data
Memory clock speed1500 MHzno data
Memory bandwidth288.0 GB/s ×2no data
Shared memory-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors1x DVI, 4x mini-DisplayPortno data

API and SDK support

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

DirectX12 (11_1)no data
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.2.131-

Pros & cons summary


Recency 24 April 2013 28 October 2024
Chip lithography 28 nm 3 nm
Power consumption (TDP) 375 Watt 4 Watt

Apple M4 8-core GPU has an age advantage of 11 years, a 833.3% more advanced lithography process, and 9275% lower power consumption.

We couldn't decide between Radeon HD 7990 and M4 8-core GPU. We've got no test results to judge.

Be aware that Radeon HD 7990 is a desktop graphics card while Apple M4 8-core GPU is a notebook one.

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AMD Radeon HD 7990
Radeon HD 7990
Apple M4 8-core GPU
M4 8-core GPU

Other comparisons

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.


4.1 60 votes

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3.7 54 votes

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