GeForce GTX 660 OEM vs Radeon R9 390

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Aggregate performance score

We've compared Radeon R9 390 and GeForce GTX 660 OEM, covering specs and all relevant benchmarks.

R9 390
2015
0 MB GDDR5, 275 Watt
23.09
+587%

R9 390 outperforms GTX 660 OEM by a whopping 587% based on our aggregate benchmark results.

Primary details

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

Place in the ranking237731
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation11.63no data
Power efficiency6.061.87
ArchitectureGCN 2.0 (2013−2017)Kepler (2012−2018)
GPU code nameGrenadaGK104
Market segmentDesktopDesktop
Designreferenceno data
Release date18 June 2015 (9 years ago)22 August 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 cores25601152
Core clock speedno data823 MHz
Boost clock speed1000 MHz888 MHz
Number of transistors6,200 million3,540 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)275 Watt130 Watt
Texture fill rate160.085.25
Floating-point processing power5.12 TFLOPS2.046 TFLOPS
ROPs6432
TMUs16096

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 mm241 mm
Width2-slot2-slot
Supplementary power connectors1 x 6-pin, 1 x 8-pin1x 6-pin
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 MHz1400 MHz
Memory bandwidth384 GB/s179.2 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 DisplayPort2x DVI, 1x HDMI, 1x DisplayPort
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

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 23.09 3.36
Recency 18 June 2015 22 August 2012
Power consumption (TDP) 275 Watt 130 Watt

R9 390 has a 587.2% higher aggregate performance score, and an age advantage of 2 years.

GTX 660 OEM, on the other hand, has 111.5% lower power consumption.

The Radeon R9 390 is our recommended choice as it beats the GeForce GTX 660 OEM in performance tests.


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 R9 390
Radeon R9 390
NVIDIA GeForce GTX 660 OEM
GeForce GTX 660 OEM

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.2 563 votes

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3.8 34 votes

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Questions & comments

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