ATI Radeon HD 3650 vs HD 7670A

Place in the ranking	802	1257
Place by popularity	not in top-100	not in top-100
Power efficiency	4.21	no data
Architecture	TeraScale 2 (2009−2015)	TeraScale (2005−2013)
GPU code name	Turks	RV635
Market segment	Laptop	Desktop
Release date	5 January 2012 (12 years ago)	20 January 2008 (16 years ago)

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	480	120
Core clock speed	600 MHz	725 MHz
Number of transistors	716 million	378 million
Manufacturing process technology	40 nm	55 nm
Power consumption (TDP)	45 Watt	65 Watt
Texture fill rate	14.40	5.800
Floating-point processing power	0.576 TFLOPS	0.174 TFLOPS
ROPs	8	4
TMUs	24	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).

Interface	MXM-A (3.0)	PCIe 2.0 x16
Width	no data	1-slot
Supplementary power connectors	no data	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	GDDR5	GDDR3
Maximum RAM amount	1 GB	256 MB
Memory bus width	128 Bit	128 Bit
Memory clock speed	1000 MHz	800 MHz
Memory bandwidth	64 GB/s	25.6 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 Connectors

No outputs

2x DVI, 1x S-Video

API compatibility

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

DirectX	11.2 (11_0)	10.1 (10_1)
Shader Model	5.0	4.1
OpenGL	4.4	3.3
OpenCL	1.2	N/A
Vulkan	N/A	N/A

Synthetic benchmark performance

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

Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7670A 2.72
+597%

ATI HD 3650 0.39

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 7670A 1050
+600%

ATI HD 3650 150

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	2.72	0.39
Recency	5 January 2012	20 January 2008
Maximum RAM amount	1 GB	256 MB
Chip lithography	40 nm	55 nm
Power consumption (TDP)	45 Watt	65 Watt

HD 7670A has a 597.4% higher aggregate performance score, an age advantage of 3 years, a 300% higher maximum VRAM amount, a 37.5% more advanced lithography process, and 44.4% lower power consumption.

The Radeon HD 7670A is our recommended choice as it beats the Radeon HD 3650 in performance tests.

Be aware that Radeon HD 7670A is a notebook card while Radeon HD 3650 is a desktop one.

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