GeForce GTX 680MX Mac Edition vs Radeon R9 390

VS

Primary details

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

Place in the ranking242not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation11.77no data
Power efficiency5.76no data
ArchitectureGCN 2.0 (2013−2017)Kepler (2012−2018)
GPU code nameGrenadaGK104
Market segmentDesktopLaptop
Designreferenceno data
Release date18 June 2015 (9 years ago)23 October 2012 (12 years ago)
Launch price (MSRP)$329 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores25601536
Core clock speedno data719 MHz
Boost clock speed1000 MHzno data
Number of transistors6,200 million3,540 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)275 Watt122 Watt
Texture fill rate160.092.03
Floating-point processing power5.12 TFLOPS2.209 TFLOPS
ROPs6432
TMUs160128

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 3.0no data
InterfacePCIe 3.0 x16PCIe 3.0 x16
Length275 mmno data
Width2-slotno data
Supplementary power connectors1 x 6-pin, 1 x 8-pinno data
Bridgeless CrossFire+-

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 typeGDDR5GDDR5
High bandwidth memory (HBM)-no data
Maximum RAM amount0 MB2 GB
Memory bus width512 Bit256 Bit
Memory clock speed1000 MHz1250 MHz
Memory bandwidth384 GB/s160.0 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 Connectors2x DVI, 1x HDMI, 1x DisplayPortNo outputs
Eyefinity+-
Number of Eyefinity displays6no data
HDMI+-
DisplayPort support+-

Supported technologies

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

CrossFire+-
FreeSync+-
PowerTune+-
TrueAudio+-
VCE+-
DDMA audio+no data

API compatibility

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

DirectXDirectX® 1212 (11_0)
Shader Model6.35.1
OpenGL4.64.6
OpenCL2.01.2
Vulkan+1.1.126
Mantle+-
CUDA-3.0

Pros & cons summary


Recency 18 June 2015 23 October 2012
Power consumption (TDP) 275 Watt 122 Watt

R9 390 has an age advantage of 2 years.

GTX 680MX Mac Edition, on the other hand, has 125.4% lower power consumption.

We couldn't decide between Radeon R9 390 and GeForce GTX 680MX Mac Edition. We've got no test results to judge.

Be aware that Radeon R9 390 is a desktop card while GeForce GTX 680MX 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.

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 R9 390
Radeon R9 390
NVIDIA GeForce GTX 680MX Mac Edition
GeForce GTX 680MX Mac Edition

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.


4.2 567 votes

Rate Radeon R9 390 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 8 votes

Rate GeForce GTX 680MX Mac Edition 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.