Riva TNT vs GeForce GTX 660

Primary details

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

Place in the ranking	437	not rated
Place by popularity	58	not in top-100
Cost-effectiveness evaluation	3.28	no data
Power efficiency	5.12	no data
Architecture	Kepler (2012−2018)	Fahrenheit (1998−2000)
GPU code name	GK106	NV4
Market segment	Desktop	Desktop
Release date	6 September 2012 (12 years ago)	23 March 1998 (26 years ago)
Launch price (MSRP)	$229	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	960	no data
Core clock speed	980 MHz	90 MHz
Boost clock speed	1033 MHz	no data
Number of transistors	2,540 million	7 million
Manufacturing process technology	28 nm	350 nm
Power consumption (TDP)	140 Watt	no data
Texture fill rate	82.56	0.18
Floating-point processing power	1.981 TFLOPS	no data
ROPs	24	2
TMUs	80	2

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	AGP 2x
Length	241 mm	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	1-slot
Supplementary power connectors	1x 6-pin	None
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	SDR
Maximum RAM amount	2 GB	16 MB
Memory bus width	192-bit GDDR5	128 Bit
Memory clock speed	6.0 GB/s	110 MHz
Memory bandwidth	144.2 GB/s	1.76 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	One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort	1x VGA
Multi monitor support	4 displays	no data
HDMI	+	-
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	+	-

API compatibility

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

DirectX	12 (11_0)	5.0
Shader Model	5.1	no data
OpenGL	4.3	1.2
OpenCL	1.2	N/A
Vulkan	1.1.126	N/A
CUDA	+	-

Pros & cons summary

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Recency	6 September 2012	23 March 1998
Maximum RAM amount	2 GB	16 MB
Chip lithography	28 nm	350 nm

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