Haswell GT1 vs Radeon R7 265

Primary details

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

Place in performance ranking	402	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.68	no data
Architecture	GCN 1.0 (2012−2020)	Generation 7.5 (2013)
GPU code name	Pitcairn	Haswell GT1
Market segment	Desktop	Desktop
Design	reference	no data
Release date	13 February 2014 (10 years ago)	no data
Launch price (MSRP)	$149	no data
Current price	$242 (1.6x MSRP)	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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	1024	80
Boost clock speed	925 MHz	no data
Number of transistors	2,800 million	no data
Manufacturing process technology	28 nm	22 nm
Power consumption (TDP)	150 Watt	no data
Texture fill rate	59.20	no data
Floating-point performance	1,894 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).

Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x16	no data
Length	210 mm	no data
Width	2-slot	no data
Supplementary power connectors	1 x 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	GDDR5	no data
Maximum RAM amount	4 GB	no data
Memory bus width	256 Bit	no data
Memory clock speed	1400 MHz	no data
Memory bandwidth	179.2 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 HDMI, 1x DisplayPort	no data
Eyefinity	1	no data
HDMI	+	no data
DisplayPort support	-	no data

Supported technologies

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

AppAcceleration	-	no data
CrossFire	1	no data
Enduro	-	no data
FreeSync	1	no data
HD3D	-	no data
PowerTune	-	no data
TrueAudio	-	no data
ZeroCore	-	no data
DDMA audio	+	no data

API compatibility

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

DirectX	DirectX® 12	12 (11_1)
Shader Model	5.1	5.1
OpenGL	4.6	4.3
OpenCL	1.2	1.2
Vulkan	no data	+
Mantle	-	no data

Pros & cons summary

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Chip lithography

28 nm

22 nm

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

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