Radeon E6465 vs GeForce GT 640 Rev. 2

VS

Aggregate performance score

We've compared GeForce GT 640 Rev. 2 with Radeon E6465, including specs and performance data.

GT 640 Rev. 2
2013
1 GB GDDR5, 49 Watt
3.55
+492%

GT 640 Rev. 2 outperforms E6465 by a whopping 492% based on our aggregate benchmark results.

Primary details

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

Place in the ranking7171197
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.19no data
Power efficiency5.021.66
ArchitectureKepler 2.0 (2013−2015)TeraScale 2 (2009−2015)
GPU code nameGK208Caicos
Market segmentDesktopLaptop
Release date29 May 2013 (11 years ago)29 September 2015 (9 years ago)
Launch price (MSRP)$89 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 cores384160
Core clock speed1046 MHz600 MHz
Number of transistors915 million370 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)49 Watt25 Watt
Texture fill rate33.474.800
Floating-point processing power0.8033 TFLOPS0.192 TFLOPS
ROPs84
TMUs328

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 2.0 x8PCIe 2.0 x16
Length145 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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
Maximum RAM amount1 GB2 GB
Memory bus width64 Bit64 Bit
Memory clock speed1252 MHz800 MHz
Memory bandwidth40.06 GB/s25.6 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 Connectors1x DVI, 1x HDMI, 1x VGANo outputs
HDMI+-

API compatibility

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

DirectX12 (11_0)11.2 (11_0)
Shader Model5.15.0
OpenGL4.64.4
OpenCL1.21.2
Vulkan1.1.126N/A
CUDA3.5-

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 3.55 0.60
Recency 29 May 2013 29 September 2015
Maximum RAM amount 1 GB 2 GB
Chip lithography 28 nm 40 nm
Power consumption (TDP) 49 Watt 25 Watt

GT 640 Rev. 2 has a 491.7% higher aggregate performance score, and a 42.9% more advanced lithography process.

Radeon E6465, on the other hand, has an age advantage of 2 years, a 100% higher maximum VRAM amount, and 96% lower power consumption.

The GeForce GT 640 Rev. 2 is our recommended choice as it beats the Radeon E6465 in performance tests.

Be aware that GeForce GT 640 Rev. 2 is a desktop card while Radeon E6465 is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GT 640 Rev. 2
GeForce GT 640 Rev. 2
AMD Radeon E6465
Radeon E6465

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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