Home GPU Comparison ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX TITAN

ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX TITAN

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 6GB VRAM GeForce GTX TITAN to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN 's Advantages
Released 4 years and 6 months late
Boost Clock876MHz
More VRAM (6GB vs 1GB)
Larger VRAM bandwidth (288.4GB/s vs 115.2GB/s)
1888 additional rendering cores
Lower TDP (250W vs 286W)

Score

Benchmark

FP32 (float)
Radeon HD 4870 X2
1.2 TFLOPS
GeForce GTX TITAN +292%
4.709 TFLOPS
VS

Graphics Card

Aug 2008
Release Date
Feb 2013
Radeon R700
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
836 MHz
-
Boost Clock
876 MHz
900 MHz
Memory Clock
1502 MHz

Memory

1024MB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
115.2GB/s
Bandwidth
288.4GB/s

Render Config

-
SM Count
-
10
Compute Units
-
800
Shading Units
2688
40
TMUs
224
16
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
1536 KB

Theoretical Performance

12.00 GPixel/s
Pixel Rate
49.06 GPixel/s
30.00 GTexel/s
Texture Rate
196.2 GTexel/s
-
FP16 (half)
-
1200 GFLOPS
FP32 (float)
4.709 TFLOPS
240.0 GFLOPS
FP64 (double)
1.570 TFLOPS

Graphics Processor

R700
GPU Name
GK110
R700 XT (215-0669045)
GPU Variant
GK110-400-A1
TeraScale
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.956 billion
Transistors
7.08 billion
256 mm²
Die Size
561 mm²

Board Design

286W
TDP
250W
600 W
Suggested PSU
600 W
2x DVI 1x S-Video
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Features

10.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.5
4.1
Shader Model
5.1

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