Radeon Sky 900 vs GeForce 9800 GTX+

Primary details

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

Place in the ranking	1097	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Power efficiency	0.63	no data
Architecture	Tesla (2006−2010)	GCN 1.0 (2012−2020)
GPU code name	G92B	Tahiti
Market segment	Desktop	Workstation
Release date	16 January 2009 (16 years ago)	27 March 2013 (12 years ago)
Launch price (MSRP)	$229	no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

Performance to price scatter graph

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	128	3584 ×2
Core clock speed	738 MHz	825 MHz
Boost clock speed	no data	950 MHz
Number of transistors	754 million	4,313 million
Manufacturing process technology	55 nm	28 nm
Power consumption (TDP)	141 Watt	300 Watt
Maximum GPU temperature	105 °C	no data
Texture fill rate	47.23	106.4 ×2
Floating-point processing power	0.47 TFLOPS	3.405 TFLOPS ×2
ROPs	16	32 ×2
TMUs	64	112 ×2
L1 Cache	no data	448 KB
L2 Cache	64 KB	768 KB

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	no data	PCIe 3.0
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Length	267 mm	305 mm
Height	4.376" (11.1 cm)	no data
Width	2-slot	2-slot
Form factor	no data	full height / full length
Supplementary power connectors	2x 6-pin	2x 8-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	GDDR3	GDDR5
Maximum RAM amount	512 MB	6 GB ×2
Memory bus width	256 Bit	384 Bit ×2
Memory clock speed	1100 MHz	1250 MHz
Memory bandwidth	70.4 GB/s	480 GB/s ×2

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors	HDTVDual Link DVI	1x DVI, 1x mini-DisplayPort
Multi monitor support	+	no data
Maximum VGA resolution	2048x1536	no data
Dual-link DVI support	-	+
Audio input for HDMI	S/PDIF	no data

API and SDK support

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

DirectX	11.1 (10_0)	12 (11_1)
Shader Model	4.0	5.1
OpenGL	2.1	4.6
OpenCL	1.1	1.2
Vulkan	N/A	1.2.131
CUDA	+	-

Pros & cons summary

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Recency	16 January 2009	27 March 2013
Maximum RAM amount	512 MB	6 GB
Chip lithography	55 nm	28 nm
Power consumption (TDP)	141 Watt	300 Watt

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