Matrox Parhelia APVe vs Radeon R9 M270X

Primary details

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

Place in the ranking	755	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 1.0 (2011−2020)	Parhelia (2002−2006)
GPU code name	Venus	Parhelia-512
Market segment	Laptop	Desktop
Release date	21 March 2014 (10 years ago)	14 June 2006 (18 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	640	no data
Compute units	10	no data
Core clock speed	725 MHz	250 MHz
Boost clock speed	775 MHz	no data
Number of transistors	1,500 million	80 million
Manufacturing process technology	28 nm	150 nm
Texture fill rate	31.00	1.000
Floating-point processing power	0.992 TFLOPS	no data
ROPs	16	2
TMUs	40	4

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 3.0 x16	no data
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	no data	168 mm
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	DDR
Maximum RAM amount	4 GB	128 MB
Memory bus width	128 Bit	128 Bit
Memory clock speed	1125 MHz	250 MHz
Memory bandwidth	72 GB/s	8 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
Eyefinity	+	-

Supported technologies

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

FreeSync	+	-
HD3D	+	-
PowerTune	+	-
DualGraphics	+	-
ZeroCore	+	-
Switchable graphics	+	-

API compatibility

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

DirectX	DirectX® 11	8.1
Shader Model	5.1	no data
OpenGL	4.4	1.5
OpenCL	Not Listed	N/A
Vulkan	-	N/A
Mantle	+	-

Synthetic benchmark performance

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

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Pros & cons summary

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Recency	21 March 2014	14 June 2006
Maximum RAM amount	4 GB	128 MB
Chip lithography	28 nm	150 nm

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