CMP 30HX vs GeForce GTX 660

VS

Aggregate performance score

We've compared GeForce GTX 660 with CMP 30HX, including specs and performance data.

GTX 660
2012
2 GB GDDR5, 140 Watt
10.39

CMP 30HX outperforms GTX 660 by a whopping 103% based on our aggregate benchmark results.

Primary details

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

Place in the ranking439260
Place by popularity76not in top-100
Cost-effectiveness evaluation3.4221.54
Power efficiency5.0911.58
ArchitectureKepler (2012−2018)Turing (2018−2022)
GPU code nameGK106TU116
Market segmentDesktopWorkstation
Release date6 September 2012 (12 years ago)25 February 2021 (3 years ago)
Launch price (MSRP)$229 $799

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

CMP 30HX has 530% better value for money than GTX 660.

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 cores9601408
Core clock speed980 MHz1530 MHz
Boost clock speed1033 MHz1785 MHz
Number of transistors2,540 million6,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)140 Watt125 Watt
Texture fill rate82.56157.1
Floating-point processing power1.981 TFLOPS5.027 TFLOPS
ROPs2448
TMUs8088

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 supportPCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 3.0 x4
Length241 mm229 mm
Height4.376" (11.1 cm)no data
Width2-slot2-slot
Supplementary power connectors1x 6-pin1x 8-pin
SLI options+-

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 GB6 GB
Memory bus width192-bit GDDR5192 Bit
Memory clock speed6.0 GB/s1750 MHz
Memory bandwidth144.2 GB/s336.0 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 ConnectorsOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPortNo outputs
Multi monitor support4 displaysno data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

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

3D Blu-Ray+-
3D Gaming+-
3D Vision+-

API compatibility

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

DirectX12 (11_0)12 (12_1)
Shader Model5.16.6
OpenGL4.34.6
OpenCL1.23.0
Vulkan1.1.1261.2
CUDA+7.5

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

GTX 660 10.39
CMP 30HX 21.11
+103%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

GTX 660 4005
CMP 30HX 8135
+103%

GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

GTX 660 11368
CMP 30HX 68128
+499%

Gaming performance

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

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD47
−102%
95−100
+102%

Cost per frame, $

1080p4.878.41

Pros & cons summary


Performance score 10.39 21.11
Recency 6 September 2012 25 February 2021
Maximum RAM amount 2 GB 6 GB
Chip lithography 28 nm 12 nm
Power consumption (TDP) 140 Watt 125 Watt

CMP 30HX has a 103.2% higher aggregate performance score, an age advantage of 8 years, a 200% higher maximum VRAM amount, a 133.3% more advanced lithography process, and 12% lower power consumption.

The CMP 30HX is our recommended choice as it beats the GeForce GTX 660 in performance tests.

Be aware that GeForce GTX 660 is a desktop card while CMP 30HX is a workstation 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

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NVIDIA GeForce GTX 660
GeForce GTX 660
NVIDIA CMP 30HX
CMP 30HX

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.


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Questions & comments

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