Radeon RX Vega Mobile vs HD 7970 X2

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)Vega (2017−2020)
GPU code nameNew ZealandVega Mobile
Market segmentDesktopLaptop
Release date31 August 2012 (12 years ago)7 January 2018 (6 years ago)
Launch price (MSRP)$899 no data

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 cores20481792
Core clock speed925 MHzno data
Number of transistors4,313 millionno data
Manufacturing process technology28 nm14 nm
Power consumption (TDP)500 Watt90 Watt
Texture fill rate118.4no data
Floating-point processing power3.789 TFLOPSno data
ROPs32no data
TMUs128no 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).

Laptop sizeno datamedium sized
InterfacePCIe 3.0 x16no data
Length292 mmno data
Width2-slotno data
Supplementary power connectors3x 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 typeGDDR5HBM2
Maximum RAM amount3 GB4 GB
Memory bus width384 Bit2048 Bit
Memory clock speed1375 MHzno data
Memory bandwidth264.0 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 Connectors1x DVI, 4x mini-DisplayPortno data

API compatibility

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

DirectX12 (11_1)12_1
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.2.131-

Pros & cons summary


Recency 31 August 2012 7 January 2018
Maximum RAM amount 3 GB 4 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 500 Watt 90 Watt

RX Vega Mobile has an age advantage of 5 years, a 33.3% higher maximum VRAM amount, a 100% more advanced lithography process, and 455.6% lower power consumption.

We couldn't decide between Radeon HD 7970 X2 and Radeon RX Vega Mobile. We've got no test results to judge.

Be aware that Radeon HD 7970 X2 is a desktop card while Radeon RX Vega Mobile 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 HD 7970 X2
Radeon HD 7970 X2
AMD Radeon RX Vega Mobile
Radeon RX Vega Mobile

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Community ratings

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