GeForce RTX 3070 vs GTX 645 OEM

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Primary details

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

Place in the rankingnot rated42
Place by popularitynot in top-10043
Cost-effectiveness evaluationno data58.60
Power efficiencyno data18.07
ArchitectureKepler (2012−2018)Ampere (2020−2024)
GPU code nameGK106GA104
Market segmentDesktopDesktop
Release date22 April 2013 (11 years ago)1 September 2020 (4 years ago)
Launch price (MSRP)no data$499

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 cores5765888
Core clock speed824 MHz1500 MHz
Boost clock speedno data1725 MHz
Number of transistors2,540 million17,400 million
Manufacturing process technology28 nm8 nm
Power consumption (TDP)65 Watt220 Watt
Texture fill rate39.55317.4
Floating-point processing power0.9492 TFLOPS20.31 TFLOPS
ROPs1696
TMUs48184
Tensor Coresno data184
Ray Tracing Coresno data46

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 4.0 x16
Length147 mm242 mm
Width1-slot2-slot
Supplementary power connectorsNone1x 12-pin

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 amount1 GB8 GB
Memory bus width128 Bit256 Bit
Memory clock speed1000 MHz1750 MHz
Memory bandwidth64 GB/s448.0 GB/s
Shared memory--

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 DisplayPort1x HDMI, 3x DisplayPort
HDMI++

API compatibility

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.1.1261.2
CUDA3.08.5

Pros & cons summary


Recency 22 April 2013 1 September 2020
Maximum RAM amount 1 GB 8 GB
Chip lithography 28 nm 8 nm
Power consumption (TDP) 65 Watt 220 Watt

GTX 645 OEM has 238.5% lower power consumption.

RTX 3070, on the other hand, has an age advantage of 7 years, a 700% higher maximum VRAM amount, and a 250% more advanced lithography process.

We couldn't decide between GeForce GTX 645 OEM and GeForce RTX 3070. 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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NVIDIA GeForce GTX 645 OEM
GeForce GTX 645 OEM
NVIDIA GeForce RTX 3070
GeForce RTX 3070

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Community ratings

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3.8 76 votes

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Questions & comments

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