Home GPU Comparison NVIDIA GeForce GTX TITAN Z vs ATI Radeon HD 2950 XTX

NVIDIA GeForce GTX TITAN Z vs ATI Radeon HD 2950 XTX

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX TITAN Z and 512MB VRAM Radeon HD 2950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN Z 's Advantages
Boost Clock876MHz
More VRAM (6GB vs 512GB)
Larger VRAM bandwidth (336.0GB/s vs 72.06GB/s)
2560 additional rendering cores
ATI Radeon HD 2950 XTX 's Advantages
Lower TDP (110W vs 375W)

Score

Benchmark

FP32 (float)
GeForce GTX TITAN Z +915%
5.046 TFLOPS
Radeon HD 2950 XTX
0.497 TFLOPS
VS

Graphics Card

May 2014
Release Date
Unknown
GeForce 700
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

705 MHz
Base Clock
-
876 MHz
Boost Clock
-
1750 MHz
Memory Clock
1126 MHz

Memory

6GB
Memory Size
512MB
GDDR5
Memory Type
GDDR4
384bit
Memory Bus
256bit
336.0GB/s
Bandwidth
72.06GB/s

Render Config

-
Compute Units
4
-
-
-
2880
Shading Units
320
240
TMUs
16
48
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1536 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

52.56 GPixel/s
Pixel Rate
12.43 GPixel/s
210.2 GTexel/s
Texture Rate
12.43 GTexel/s
-
-
-
5.046 TFLOPS
FP32 (float)
497.3 GFLOPS
1.682 TFLOPS
FP64 (double)
99.46 GFLOPS

Board Design

375W
TDP
110W
750 W
Suggested PSU
300 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

GK110B
GPU Name
RV670
GK110-350-B1
GPU Variant
RV670 XTX (215-0708004)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
7.08 billion
Transistors
0.666 billion
561 mm²
Die Size
192 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.1

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