Radeon HD 8240 Mobile IGP vs HD 6450

Primary details

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

Place in the ranking	1232	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	1.94	no data
Architecture	TeraScale 2 (2009−2015)	GCN 2.0 (2013−2017)
GPU code name	Caicos	Kalindi
Market segment	Desktop	Laptop
Design	reference	no data
Release date	7 April 2011 (13 years ago)	1 November 2013 (11 years ago)
Launch price (MSRP)	$55	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	160	128
Core clock speed	no data	400 MHz
Boost clock speed	750 MHz	no data
Number of transistors	370 million	1,178 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	30 Watt	15 Watt
Texture fill rate	5.000	3.200
Floating-point processing power	0.2 TFLOPS	0.1024 TFLOPS
ROPs	4	4
TMUs	8	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	PCIe 2.0 x8	no data
Interface	PCIe 2.0 x16	IGP
Length	168 mm	no data
Width	1-slot	no data
Supplementary power connectors	None	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	System Shared
Maximum RAM amount	1 GB	System Shared
Memory bus width	64 Bit	System Shared
Memory clock speed	800 MHz	System Shared
Memory bandwidth	25.6 GB/s	no data
Memory bandwidth	8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)	no data
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 Connectors	1x DVI, 1x HDMI, 1x VGA	No outputs
Eyefinity	+	-
Number of Eyefinity displays	4	no data
HDMI	+	-
DisplayPort support	+	-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire

+

-

API compatibility

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

DirectX	DirectX® 11	12 (12_0)
Shader Model	5.0	6.3
OpenGL	4.4	4.6
OpenCL	1.2	2.0
Vulkan	-	1.2.131

Pros & cons summary

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Recency	7 April 2011	1 November 2013
Chip lithography	40 nm	28 nm
Power consumption (TDP)	30 Watt	15 Watt

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