Radeon R7 450 OEM vs GeForce 705M

Primary details

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

Place in the ranking	1058	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	5.45	no data
Architecture	Fermi 2.0 (2010−2014)	GCN 1.0 (2011−2020)
GPU code name	GF119	Cape Verde
Market segment	Laptop	Desktop
Release date	27 September 2013 (11 years ago)	30 June 2016 (8 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	48	512
Core clock speed	475 MHz	925 MHz
Number of transistors	292 million	1,500 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	15 Watt	65 Watt
Texture fill rate	3.800	29.60
Floating-point processing power	0.0912 TFLOPS	0.9472 TFLOPS
ROPs	4	16
TMUs	8	32

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 x16	PCIe 3.0 x16
Width	no data	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
Maximum RAM amount	1 GB	2 GB
Standard memory configuration	DDR3	no data
Memory bus width	64 Bit	128 Bit
Memory clock speed	900 MHz	1125 MHz
Memory bandwidth	14.4 GB/s	72 GB/s
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	Portable Device Dependent	1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
eDP 1.2 signal support	Up to 2560x1600	no data
LVDS signal support	Up to 1920x1200	no data
VGA аnalog display support	Up to 2048x1536	no data
DisplayPort Multimode (DP++) support	Up to 2560x1600	no data
HDMI	+	+
HDCP content protection	+	-
7.1 channel HD audio on HDMI	+	-
TrueHD and DTS-HD audio bitstreaming	+	-

Supported technologies

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

Blu-Ray 3D Support	+	-
H.264, VC1, MPEG2 1080p video decoder	+	-
Optimus	+	-

API compatibility

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

DirectX	12 API	12 (11_1)
Shader Model	5.1	6.5 (5.1)
OpenGL	4.5	4.6
OpenCL	1.1	2.1 (1.2)
Vulkan	N/A	1.2.170
CUDA	+	-

Pros & cons summary

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Recency	27 September 2013	30 June 2016
Maximum RAM amount	1 GB	2 GB
Chip lithography	40 nm	28 nm
Power consumption (TDP)	15 Watt	65 Watt

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