AMD Radeon HD 7990 vs NVIDIA GeForce GTX 670

AMD Radeon HD 7990
NVIDIA GeForce GTX 670

General info

Comparison of Radeon HD 7990 and GeForce GTX 670 architecture, market type and release date.
Place in performance rating
 
Value for money (0-100)
3.98
 
4.90
Architecture
GCN 1.0
 
Kepler
Code name
Malta
 
GK104
Type
Desktop
 
Desktop
Release date
24 April 2013
 
10 May 2012
Launch price (MSRP)
$999
 
$399
Price now
$606
 
$475

Technical specs

Radeon HD 7990 and GeForce GTX 670's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 7990 and GeForce GTX 670's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
2x 2048
 
1344
CUDA cores
n/d
 
1344
Core clock speed
950 MHz
 
980 MHz
Boost Clock
1000 MHz
 
980 MHz
Transistor count
4,313 million
 
3,540 million
Manufacturing process technology
28 nm
 
28 nm
Power consumption (TDP)
375 Watt
 
170 Watt
Maximum GPU temperature
n/d
 
97 °C
Texture fill rate
2x 128.0 GTexel / s billion / sec
 
102.5 billion / sec
Floating-point performance
2x 4,096 gflops
 
2,459.5 gflops

Compatibility, dimensions and requirements

Information on Radeon HD 7990 and GeForce GTX 670 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Bus support
n/d
 
PCI Express 3.0
Interface
PCIe 3.0 x16
 
PCIe 3.0 x16
Length
307 mm
 
9.5" (24.1 cm)
Height
n/d
 
4.376" (11.1 cm)
Supplementary power connectors
2x 8-pin
 
Two 6-pin
SLI options
-
 
3-way

Memory

Parameters of memory installed on Radeon HD 7990 and GeForce GTX 670: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
GDDR5
 
GDDR5
Maximum RAM amount
2x 3 GB
 
2 GB
Memory bus width
2x 384 Bit
 
256-bit GDDR5
Memory clock speed
6000 MHz
 
6.0 GB/s
Memory bandwidth
2x 288.0 GB / s
 
192.2 GB / s

Video outputs and ports

Types and number of video connectors present on Radeon HD 7990 and GeForce GTX 670.
Display Connectors
1x DVI, 4x mini-DisplayPort
 
2x DVI, 1x HDMI, 1x DisplayPort
Display Connectors
n/d
 
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support
n/d
 
4 displays
HDMI
-
 
+
HDCP
-
 
+
Maximum VGA resolution
n/d
 
2048x1536
G-SYNC support
-
 
+
Audio input for HDMI
n/d
 
Internal

Technologies

Technological solutions and APIs supported by Radeon HD 7990 and GeForce GTX 670. You'll probably need this information if you need some particular technology for your purposes.
3D Blu-Ray
-
 
+
3D Gaming
-
 
+
3D Vision
-
 
+
GPU Boost
n/d
 
+
CUDA
-
 
+
SLI
n/d
 
+
FXAA
n/d
 
+
TXAA
n/d
 
+
Adaptive VSync
n/d
 
+

API support

APIs supported by Radeon HD 7990 and GeForce GTX 670, sometimes including their particular versions.
DirectX
12.0 (11_1)
 
12.0 (11_0)
OpenGL
4.6
 
4.2

Benchmark performance

Non-gaming benchmarks performance of Radeon HD 7990 and GeForce GTX 670. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

HD 7990 19.76 +3.8%
GTX 670 19.04

3DMark Fire Strike Graphics

HD 7990 15540 +122%
GTX 670 7000

Passmark

HD 7990 5563 +3.7%
GTX 670 5362

Rendering quality tests

GFXBench render quality
4548 +0.2%
 
4541 −0.2%
GFXBench high precision render quality
4548 +0.2%
 
4541 −0.2%

Mining hashrates

Cryptocurrency mining performance of Radeon HD 7990 and GeForce GTX 670. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
459 Mh/s +373.2%
 
97 Mh/s −373.2%
Ethereum / ETH (DaggerHashimoto)
44 Mh/s +238.5%
 
13 Mh/s −238.5%

Gaming performance

Let's see how good Radeon HD 7990 and GeForce GTX 670 are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of AMD Radeon HD 7990

3.8% faster in synthetic tests
Somewhat newer (24 April 2013 vs 10 May 2012)
Wider memory bus (384 vs 256 bit)
More pipelines (2048 vs 1344)
Higher memory bandwidth (288 vs 192.2 GB/s)

Advantages of NVIDIA GeForce GTX 670

Cheaper ($399 vs $999)
Less power hungry (170 vs 375 watts)
GPU Boost
PhysX (hardware acceleration of physical simulation engine named PhysX)
TXAA
G-SYNC (removes screen tearing by telling the display when to renew the image. Only works with G-SYNC compatible displays)
3D Vision
CUDA (Compute Unified Device Architecture - an API for video card computing power usage in tasks different from 3D graphics processing. Can be used for physics simulation for instance)
Adaptive VSync
FXAA
NVIDIA Surround
SLI (Scalable Link Interface - a technology for uniting several NVIDIA GPUs processing power in one PC)
HDMI
HDCP
Blu-Ray 3D
3DGaming
3D Vision Surround

So, HD 7990 or GTX 670?

Technical City couldn't decide between AMD Radeon HD 7990 and NVIDIA GeForce GTX 670. The differences in performance seem too small.
Should you still have questions on choice between Radeon HD 7990 and GeForce GTX 670, ask them in Comments section, and we shall answer.

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AMD Radeon HD 7990
NVIDIA GeForce GTX 670
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Advices and comments

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