GeForce G100 OEM vs Radeon R9 270

Primary details

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

Place in the ranking	416	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.87	no data
Power efficiency	5.15	no data
Architecture	GCN 1.0 (2011−2020)	Tesla (2006−2010)
GPU code name	Curacao	G98
Market segment	Desktop	Desktop
Design	reference	no data
Release date	13 November 2013 (10 years ago)	10 March 2009 (15 years ago)
Launch price (MSRP)	$179	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	1280	8
Core clock speed	no data	540 MHz
Boost clock speed	925 MHz	no data
Number of transistors	2,800 million	210 million
Manufacturing process technology	28 nm	65 nm
Power consumption (TDP)	150 Watt	35 Watt
Texture fill rate	74.00	4.320
Floating-point processing power	2.368 TFLOPS	0.0208 TFLOPS
ROPs	32	4
TMUs	80	8

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	PCIe 2.0 x16
Length	210 mm	168 mm
Width	2-slot	1-slot
Supplementary power connectors	1 x 6-pin	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	DDR2
Maximum RAM amount	2 GB	256 MB
Memory bus width	256 Bit	64 Bit
Memory clock speed	no data	400 MHz
Memory bandwidth	179.2 GB/s	6.4 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	2x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x S-Video
Eyefinity	+	-
HDMI	+	-
DisplayPort support	+	-

Supported technologies

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

CrossFire	+	-
FreeSync	+	-
HD3D	+	-
LiquidVR	+	-
TressFX	+	-
TrueAudio	+	-
UVD	+	-
DDMA audio	+	no data

API compatibility

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

DirectX	DirectX® 12	11.1 (10_0)
Shader Model	5.1	4.0
OpenGL	4.6	3.3
OpenCL	1.2	1.1
Vulkan	+	N/A
CUDA	-	1.1

Pros & cons summary

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Recency	13 November 2013	10 March 2009
Maximum RAM amount	2 GB	256 MB
Chip lithography	28 nm	65 nm
Power consumption (TDP)	150 Watt	35 Watt

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