Home GPU Comparison ATI Radeon HD 4870 vs NVIDIA GeForce 315 OEM

ATI Radeon HD 4870 vs NVIDIA GeForce 315 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 1024MB VRAM GeForce 315 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 9.600GB/s)
784 additional rendering cores
NVIDIA GeForce 315 OEM 's Advantages
Released 2 years and 8 months late
More VRAM (1024GB vs 512GB)
Lower TDP (33W vs 150W)

Score

Benchmark

FP32 (float)
Radeon HD 4870 +2566%
1.2 TFLOPS
GeForce 315 OEM
0.045 TFLOPS
VS

Graphics Card

Jun 2008
Release Date
Feb 2011
Radeon R700
Generation
GeForce 300
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
600 MHz

Memory

512MB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
9.600GB/s

Render Config

10
Compute Units
-
-
SM Count
2
800
Shading Units
16
40
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

12.00 GPixel/s
Pixel Rate
2.356 GPixel/s
30.00 GTexel/s
Texture Rate
4.712 GTexel/s
-
-
-
1200 GFLOPS
FP32 (float)
44.86 GFLOPS
240.0 GFLOPS
FP64 (double)
-

Board Design

150W
TDP
33W
450 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1x VGA
2x 6-pin
Power Connectors
None

Graphics Processor

RV770
GPU Name
GT218
RV770 XT (215-0669049)
GPU Variant
GT218-300-B1
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
0.26 billion
256 mm²
Die Size
57 mm²

Graphics Features

10.1 (10_1)
DirectX
11.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.2
4.1
Shader Model
4.1

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