ATI Radeon HD 4450 vs GeForce GT 720

Primary details

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

Place in the ranking	954	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.02	no data
Power efficiency	5.80	no data
Architecture	Kepler 2.0 (2013−2015)	TeraScale (2005−2013)
GPU code name	GK208B	RV710
Market segment	Desktop	Desktop
Release date	29 September 2014 (10 years ago)	18 November 2011 (12 years ago)
Launch price (MSRP)	$49	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	192	80
Core clock speed	797 MHz	600 MHz
Number of transistors	915 million	242 million
Manufacturing process technology	28 nm	55 nm
Power consumption (TDP)	19 Watt	25 Watt
Maximum GPU temperature	98 °C	no data
Texture fill rate	12.75	4.800
Floating-point processing power	0.306 TFLOPS	0.096 TFLOPS
ROPs	8	4
TMUs	16	8

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 2.0	no data
Interface	PCIe 2.0 x8	PCIe 2.0 x16
Length	145 mm	168 mm
Height	2.713" (6.9 cm)	no data
Width	1-slot	1-slot
Supplementary power connectors	None	None

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	DDR3 / GDDR5	DDR2
Maximum RAM amount	1 GB or 1 GB	512 MB
Memory bus width	64 Bit	64 Bit
Memory clock speed	1.8 GBps or 5.0 GB/s	400 MHz
Memory bandwidth	14.4 (DDR3) or 40 (GDDR5)	6.4 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 Connectors	Dual Link DVI-DHDMIVGA	1x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support	3 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	4.4	3.3
OpenCL	1.2	1.1
Vulkan	1.1.126	N/A
CUDA	+	-

Pros & cons summary

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Recency	29 September 2014	18 November 2011
Maximum RAM amount	1 GB or 1 GB	512 MB
Chip lithography	28 nm	55 nm
Power consumption (TDP)	19 Watt	25 Watt

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