GeForce GT 635 OEM vs Radeon HD 7770

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Primary details

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

Place in the ranking599not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.44no data
Power efficiency4.91no data
ArchitectureGCN 1.0 (2011−2020)Kepler 2.0 (2013−2015)
GPU code nameCape VerdeGK208
Market segmentDesktopDesktop
Release date15 February 2012 (12 years ago)1 October 2013 (11 years ago)
Launch price (MSRP)$159 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 cores640384
Core clock speed1000 MHz967 MHz
Number of transistors1,500 million915 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)80 Watt35 Watt
Texture fill rate40.0030.94
Floating-point processing power1.28 TFLOPS0.7427 TFLOPS
ROPs168
TMUs4032

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).

InterfacePCIe 3.0 x16PCIe 3.0 x8
Length210 mm145 mm
Width2-slot1-slot
Supplementary power connectors1x 6-pinNone

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 typeGDDR5DDR3
Maximum RAM amount2 GB1 GB
Memory bus width128 Bit64 Bit
Memory clock speed1125 MHz900 MHz
Memory bandwidth72 GB/s14.4 GB/s
Shared memory-no data

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, 1x HDMI, 2x mini-DisplayPort1x DVI, 1x HDMI, 1x VGA
Eyefinity+-
HDMI++

API compatibility

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

DirectX12 (11_1)12 (11_0)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.2.1311.1.126
CUDA-3.5

Pros & cons summary


Recency 15 February 2012 1 October 2013
Maximum RAM amount 2 GB 1 GB
Power consumption (TDP) 80 Watt 35 Watt

HD 7770 has a 100% higher maximum VRAM amount.

GT 635 OEM, on the other hand, has an age advantage of 1 year, and 128.6% lower power consumption.

We couldn't decide between Radeon HD 7770 and GeForce GT 635 OEM. 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.

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AMD Radeon HD 7770
Radeon HD 7770
NVIDIA GeForce GT 635 OEM
GeForce GT 635 OEM

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Community ratings

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3.7 939 votes

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Questions & comments

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