Radeon R9 270 1024SP vs GeForce GTX 690

Primary details

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

Place in the ranking	367	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.49	no data
Power efficiency	3.28	no data
Architecture	Kepler (2012−2018)	GCN 1.0 (2011−2020)
GPU code name	GK104	Pitcairn
Market segment	Desktop	Desktop
Release date	3 May 2012 (12 years ago)	13 March 2015 (9 years ago)
Launch price (MSRP)	$999	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	3072	1024
Core clock speed	915 MHz	900 MHz
Boost clock speed	1019 MHz	925 MHz
Number of transistors	3,540 million	2,800 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	300 Watt	150 Watt
Texture fill rate	130.4	59.20
Floating-point processing power	3.13 TFLOPS	1.894 TFLOPS
ROPs	32	32
TMUs	128	64

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 3.0	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	279 mm	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	2-slot
Supplementary power connectors	2x 8-pin	1x 6-pin
SLI options	+	-

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	GDDR5
Maximum RAM amount	4 GB (4 GB per GPU) GDDR5	2 GB
Memory bus width	512-bit (256-bit per GPU)	256 Bit
Memory clock speed	1502 MHz	1200 MHz
Memory bandwidth	384 GB/s	153.6 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	Two Dual Link DVI-I. One Dual link DVI-D. One Mini-Displayport 1.2	2x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support	4 displays	no data
HDMI	Yes (via dongle)	+
HDCP	+	-
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no data

Supported technologies

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

3D Blu-Ray	+	-
3D Gaming	+	-
3D Vision Live	+	-

API compatibility

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

DirectX	12 (11_0)	12 (11_1)
Shader Model	5.1	5.1
OpenGL	4.2	4.6
OpenCL	1.2	1.2
Vulkan	1.1.126	1.2.131
CUDA	+	-

Pros & cons summary

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Recency	3 May 2012	13 March 2015
Maximum RAM amount	4 GB (4 GB per GPU) GDDR5	2 GB
Power consumption (TDP)	300 Watt	150 Watt

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