Radeon HD 7720 OEM vs GeForce GTX 650

Primary details

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

Place in the ranking	659	not rated
Place by popularity	75	not in top-100
Cost-effectiveness evaluation	1.37	no data
Power efficiency	4.79	no data
Architecture	Kepler (2012−2018)	TeraScale 2 (2009−2015)
GPU code name	GK107	Barts
Market segment	Desktop	Desktop
Release date	6 September 2012 (12 years ago)	15 March 2013 (11 years ago)
Launch price (MSRP)	$109	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	384	800
Core clock speed	1058 MHz	840 MHz
Number of transistors	1,270 million	1,700 million
Manufacturing process technology	28 nm	40 nm
Power consumption (TDP)	64 Watt	150 Watt
Texture fill rate	33.86	33.60
Floating-point processing power	0.8125 TFLOPS	1.344 TFLOPS
ROPs	16	32
TMUs	32	40

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	147 mm	198 mm
Height	4.38" (11.1 cm)	no data
Width	1-slot	2-slot
Supplementary power connectors	1x 6-pin	no data

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	GDDR5
Maximum RAM amount	2 GB	1 GB
Memory bus width	128-bit GDDR5	256 Bit
Memory clock speed	5.0 GB/s	1050 MHz
Memory bandwidth	80.0 GB/s	134.4 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	One Dual Link DVI-I, One Dual Link DVI-D, One Mini HDMI	2x DVI, 1x HDMI, 1x DisplayPort
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)	11.2 (11_0)
Shader Model	5.1	5.0
OpenGL	4.3	4.4
OpenCL	1.2	1.2
Vulkan	1.1.126	N/A
CUDA	+	-

Pros & cons summary

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Recency	6 September 2012	15 March 2013
Maximum RAM amount	2 GB	1 GB
Chip lithography	28 nm	40 nm
Power consumption (TDP)	64 Watt	150 Watt

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