Radeon RX 6850M XT vs HD 7950M

Primary details

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

Place in the rankingnot rated77
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.91
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameWimbledonNavi 22
Market segmentLaptopLaptop
Release date24 April 2012 (12 years ago)4 January 2022 (2 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 cores12802560
Core clock speed700 MHz2321 MHz
Boost clock speedno data2581 MHz
Number of transistors2,800 million17,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)75 Watt165 Watt
Texture fill rate56.00413.0
Floating-point processing power1.792 TFLOPS13.21 TFLOPS
ROPs3264
TMUs80160
Ray Tracing Coresno data40

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 sizelargelarge
InterfaceMXM-B (3.0)PCIe 4.0 x16
Supplementary power connectorsno dataNone

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 typeGDDR5GDDR6
Maximum RAM amount2 GB12 GB
Memory bus width256 Bit192 Bit
Memory clock speed1000 MHz2000 MHz
Memory bandwidth128.0 GB/s384.0 GB/s
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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.1
Vulkan1.2.1311.3

Pros & cons summary


Recency 24 April 2012 4 January 2022
Maximum RAM amount 2 GB 12 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 75 Watt 165 Watt

HD 7950M has 120% lower power consumption.

RX 6850M XT, on the other hand, has an age advantage of 9 years, a 500% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Radeon HD 7950M and Radeon RX 6850M XT. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 7950M
Radeon HD 7950M
AMD Radeon RX 6850M XT
Radeon RX 6850M XT

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.


5 2 votes

Rate Radeon HD 7950M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.6 228 votes

Rate Radeon RX 6850M XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.