ATI Radeon HD 3450 vs GeForce GTX 660 Ti

Primary details

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

Place in the ranking	414	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.08	no data
Power efficiency	5.29	no data
Architecture	Kepler (2012−2018)	TeraScale (2005−2013)
GPU code name	GK104	RV620
Market segment	Desktop	Desktop
Release date	16 August 2012 (12 years ago)	10 December 2007 (16 years ago)
Launch price (MSRP)	$299	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	1344	40
Core clock speed	915 MHz	600 MHz
Boost clock speed	980 MHz	no data
Number of transistors	3,540 million	181 million
Manufacturing process technology	28 nm	55 nm
Power consumption (TDP)	150 Watt	25 Watt
Texture fill rate	109.8	2.400
Floating-point processing power	2.634 TFLOPS	0.048 TFLOPS
ROPs	24	4
TMUs	112	4

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 support	PCI Express 3.0	no data
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	241 mm	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	1-slot
Supplementary power connectors	2x 6-pin	None
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 type	GDDR5	DDR2
Maximum RAM amount	2 GB	256 MB
Memory bus width	192-bit GDDR5	64 Bit
Memory clock speed	6.0 GB/s	500 MHz
Memory bandwidth	144.2 GB/s	8 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 Connectors	One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort	1x DVI, 1x VGA, 1x S-Video
Multi monitor support	4 displays	no data
HDMI	+	-
HDCP	+	-
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no 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.

DirectX	12 (11_0)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.3	3.3
OpenCL	1.2	N/A
Vulkan	1.1.126	N/A
CUDA	+	-

Synthetic benchmark performance

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

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Pros & cons summary

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Recency	16 August 2012	10 December 2007
Maximum RAM amount	2 GB	256 MB
Chip lithography	28 nm	55 nm
Power consumption (TDP)	150 Watt	25 Watt

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