Radeon R7 M265DX vs GeForce GTX 285 Mac Edition

Primary details

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

Place in performance ranking	not rated	995
Place by popularity	not in top-100	28
Architecture	Tesla 2.0 (2007−2013)	GCN 3.0 (2014−2017)
GPU code name	GT200B	Topaz
Market segment	Desktop	Desktop
Release date	15 January 2009 (15 years ago)	12 October 2014 (9 years ago)
Current price	$170	no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	240	384
Core clock speed	648 MHz	780 MHz
Boost clock speed	no data	940 MHz
Number of transistors	1,400 million	1,550 million
Manufacturing process technology	55 nm	28 nm
Power consumption (TDP)	204 Watt	no data
Texture fill rate	51.84	22.56
Floating-point performance	708.5 gflops	no data

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	PCIe 2.0 x16	IGP
Length	267 mm	no data
Width	2-slot	IGP
Supplementary power connectors	2x 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	GDDR3	System Shared
Maximum RAM amount	1 GB	System Shared
Memory bus width	512 Bit	System Shared
Memory clock speed	2484 MHz	System Shared
Memory bandwidth	159.0 GB/s	no data

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

2x DVI, 1x S-Video

No outputs

API compatibility

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

DirectX	11.1 (10_0)	12 (12_0)
Shader Model	4.0	6.3
OpenGL	3.3	4.6
OpenCL	1.1	2.0
Vulkan	N/A	1.2.131
CUDA	1.3	no data

Pros & cons summary

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Recency	15 January 2009	12 October 2014
Chip lithography	55 nm	28 nm

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